Answer:
DB is a chord, CG is the radius, AB is the diameter, and MN is a secant.
Answer:
see below
Step-by-step explanation:
The diameter goes from one side to the other passing through the middle
AB is the diameter
Radius goes from one side to the middle
AC or BC is the radius
The chord connects two points on the circles edge
BD AB are chords
Secant is a line that intersects the circle at two points
MN is the secant
Solve the following pair of linear equation using Cross multiplication
method
2x + 3y = 46; 3x + 5y = 74
Answer:
2x + 3y = 46
3x + 5y = 74
Multiply 1st equation by 3 and 2nd equation by 2:
6x + 9y = 138
6x + 10y = 148
Subtract 2nd equation to 1st equation:
=> y = 148 - 138 = 10
=> 2x + 3*10 = 46
=> 2x = 16
=> x = 8
Hope this helps!
:)
To the nearest millimeter, a cell phone is 99 mm long and 78 mm wide. What is the ratio of the width to the length?
It asked for width to length, so it is really important to put the width on top and the length on bottom.
46mm
_____
84mm
Reduce the fraction, if you can use a calculator you do not need to show this part.
46/2
____
84/2
The price of a 5-minute phone call is $1.75. What is the price of a 12-minute phone call?
The price of a 12-minute phone call is?
Answer:
$4.20
Step-by-step explanation:
you first do 1.75 divided by 5 which gives you .35
so you do .35 times 12 which gives you 4.2
The price of a 12-minute phone call is $4.2.
We have given that,
The price of a 5-minute phone call is $1.75.
We have to determine, the price of a 12-minute phone call.
What is the price?
A price is the (usually not negative) quantity of payment or compensation given by one party to another in return for goods or services.
We first 1.75 divided by 5 which gives you .35
That is,
[tex]\frac{1.75}{5} =0.35[/tex]
[tex](0.35)( 4)=4.2[/tex]
0 .35 times 12 which gives $4.2.
Therefore the price of a 12-minute phone call is $4.2.
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can anyone help me on this cant get it
Answer:
Yeah it's D
Step-by-step explanation:
Find the area to the rhombus
Answer:
120 cm^2
Step-by-step explanation:
area of a rhombus is pq/2
that means that the product of the two diagonals divided by 2 is the area of the rhombus.
so that means one diagonal is 24 and one is 10, (we are given what half of both diagonals are so just multiply by 2)
now put it in the formula
24x10 = 240
now divide by 2
240/2 = 120
check again with google if u disagree
Mr. Riojas is building his children a sandbox that is shaped like a triangular prism. He uses 7-foot-long wooden beams for each 'side of the base. He measures the height of the triangular base to be 6.1 feet. If he makes the sandbox 1 foot tall, how much sand will he need to fill it?
Answer:
21.35 [tex]ft^{3}[/tex]
Step-by-step explanation:
It is given that the box is a triangular prism.
Side of Base of prism = 7 ft
Height of Base of prism = 6.1 ft
Area of a triangle is given as:
[tex]B = \dfrac{1}{2} \times \text {Base} \times \text{Height}[/tex]
[tex]\Rightarrow \dfrac{1}{2} \times 7 \times 6.1\\\Rightarrow 21.35\ ft^{2}[/tex]
Volume of a prism is:
[tex]V = B \times h[/tex]
B is the area of base of prism
h is the height of prism
Here, h = 1 foot
So, V = 21.35 [tex]\times[/tex] 1
Volume of prism is = 21.35 [tex]ft^{3}[/tex]
Sand required to fill the triangular prism shape box is 21.35 [tex]ft^{3}[/tex].
A number cube is rolled three times. What is the probability of rolling three even numbers? Hint: It's not 5/10 :(
Answer: 2/3
Step-by-step explanation:
Answer:
1/2
Step by step explanation:
Jane wants to edge her garden with brick. All sides are equal. The brick costs $5 per yard. What is the perimeter of the garden? How much will it cost to buy the edging she needs?
Answer:
$45 for the cost and 9 for the perimeter.
Step-by-step explanation:
hope it helps you !!
Answer: perimeter is 96 ft
and it will cost 160
Step-by-step explanation:
solve for y in x+0.25y=1.5
Answer:
Y=-4x+6
Step-by-step explanation:
Step 1: Add -x to both sides.
X+0.25y+-x=1.5+-x
0.25y=-x+1.5
Step 2: Divide both sides by 0.25.
0.25y/0.25=-x+1.5/0.25
Y=-4x+6
Hope I helped
The table shown below gives the estimated number of text messages sent in the U.S. by year. Approximately how many times as many text messages were sent in the U.S. in 2011 as in 2005
The correct answer should be A.
First consider that 2357/1180 is around 2. So the first part must have the answer of times 2. Then decide how many zeroes must be added. By simple math if you do 118,000,000,000 * 20 (which is ) then you get 2,360,000,000,000. which is roughly the correct number.
The correct answer should be A.
First, consider that 2357/1180 is around 2.
What is the estimated number?Estimation is the process of finding the number which is close enough to the exact solution. But it is not an exact answer.
So the first part must have the answer of times 2.
Then decide how many zeroes must be added. By simple math if you do 118,000,000,000 * 20.
Then you get 2,360,000,000,000.
which is roughly the correct number.
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The shape has an area of 60 square inches. Find the value of x.
Answer:
8 inches
Step-by-step explanation:
ROCK is a kite. The area of a kite is denoted by:
A = (1/2) * d1 * d2, where d1 and d2 are the diagonals
Here, the two diagonals are x and 15, and we know the area is 60, so plug these into the equation:
A = (1/2) * d1 * d2
A = (1/2) * 15 * x
60 = (1/2) * 15 * x
x = 120 / 15 = 8
Thus, x = 8 inches.
Answer:
[tex]8 \: \: inch[/tex]
hope this helps
brainliest appreciated
good luck! have a nice day!
Simplify the expression using positive exponents: (6^4)3
Answer:3888
Step-by-step explanation:
(6^4)3
=1296*3=3888
Hope I helped
A bride is going to choose 4 bridesmaids from a group of 10. In how many ways can she choose 4 bridesmaids?
Answer:
210
Step-by-step explanation:
This is the problem of combination.
Number of ways of choosing x thing out n different thing is given by
[tex]{n \choose x} = n!/x!(n-x)![/tex]
___________________________________________
The number of bridesmaids = 10
number of bridesmaids, bride can choose = 4
Thus, Number of ways of choosing 4 bridesmaids thing out 10 bridesmaids is given by
[tex]{10 \choose 4} = 10!/4!(10-4)! = 10!/4!6!\\=> 10*9*8*7*6!/4*3*2*1 *6! = 5*3*2*7 = 210[/tex]
Thus, in 210 ways can she choose 4 bridesmaids.
Answer: 210
Step-by-step explanation:
30 POINTS AND BRAINLIEST YK U WANT IT! PLZ ANSWER LOL!
Answer:
What needs to be answered? There's no question.
Step-by-step explanation:
A food worker needs to cool a large pot of soup.
How should the food worker cool the soup?
Answer:
1) The worker can keep the soup in a container with a large surface area as evaporation will occur faster
2) The worker and keep the soup near a fan, cooling the soup
3) The worker keep the soup in a dry area as moisture reduces the rate of evaporation
what is the surface area of this wedge
Answer:
84 ft
Step-by-step explanation:
triangle= 1/2bh
rectangle or square = bh
so 1/2(4)3=6
6 times 3= 18
1/2(4)3= 6
4 times 6 = 24
5 times 6 = 30
now you add them all up
6 + 18 + 6+ 24+ 30 =
The Surface area of this wedge is 84 square ft.
What is Surface Area?The area is the area occupied by a two-dimensional flat surface. It has a square unit of measurement. The surface area of a three-dimensional object is the space taken up by its outer surface. Square units are used to measure it as well.
For each three-dimensional geometrical shape, surface area and volume are determined. The area or region that an object's surface occupies is known as its surface area.
To find the Surface are we will find the area of each part individually.
We have two triangle and 3 rectangles.
So, area of Triangle
= 1/2 b h
= 1/2 x 4 x3
= 6 square ft
Area of rectangle
= l w
= 6 x 3
= 18 square ft
Area of 2 rectangle
= l w
= 4 x 6
= 24 square ft
and, area of 3rd rectangle
= 5 x 6
= 30 square ft
So, the Surface area of Figure is
= 6 + 18 + 6 + 24 + 30
= 84 square ft
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What percentage increase occurs in the price of a round-trip economy plane ticket from New York to London by electing to go first-class as opposed to going on the regular economy class?
Answer:
71.1%
Step-by-step explanation:
PLZ HELP 20 POINT
Lucia's credit card company calculates a finance charge based upon a periodic rate of 1.92% on all unpaid balances. If Lucia has an unpaid balance of $212.53, determine the finance charge that she will be assessed.
Round your answer to two decimal places.
$214.45
$210.61
$408.06
$4.08
Answer:
$1.98
Step-by-step explanation:
125.89 x 0.0157 = 1.97 rounded to 1.98
Was this helpful?
Is this a statistical question? : How many vacations did employees take last year??
Answer:
Yes,it is
Step-by-step explanation:
A floor plan (shown above) has a scale where 12 inch corresponds to 6 feet of the actual home. What is the actual area of Alexis’ room?
A. 4 square feet
B. 16 square feet
C. 64 square feet
D. 144 square feet
Answer:
D. 114ft2
Step-by-step explanation:
So i checked the question online and i believe the part "a scale where 12 inch corresponds to 6 feet" should be "a scale where 1/2 inch corresponds to 6 feet"
In that case, a scale where 1/2 inch corresponds to 6 feet means
scale = 1inch to 12 feet
On the floor plan, Alexis' room is 1in by 1in
-> in reality, alexis' room is 12ft by 12ft
-> a scale where 1/2 inch corresponds to 6 feet
Lucas built a composite solid by joining 12 identical blocks, with dimensions 4 inches by 5 inches by 7 inches, into three
rows of four as shown
What is the total surface area of the composite solid?
521 square inches
1,042 square inches
1,072 square inches
1,992 square inches
Answer:
the correct answer is b .
Step-by-step explanation:
A 26 ft ladder leans against a wall. The bottom of the ladder is 10 ft from the wall. How tall is the top of the ladder on the wall?
Answer:
It is going to be 16 ft because
26 ft - 10 ft = 16 ft
can u mark me brainliest plz
Answer:
the top of the ladder is at 24 feet from the ground
Step-by-step explanation:
Use the Pythagorean theorem to solve for the unknown, since we notice that the ladder is the hypotenuse of a right angle triangle formed by the horizontal distance from the wall to the base of the ladder, and the height of the top of the ladder against the wall. We need to find one of the triangle's sides given its hypotenuse and the other side, so we use the formula:
[tex]side_2=\sqrt{hyp^2-side_1^2}\\ side_2=\sqrt{26^2-10^2} \\side_2=\sqrt{676-100} \\side_2=\sqrt{576} \\side_2=24\,\,ft[/tex]
The function h(x) is defined by the expression x2 - 4x + 3. Use factoring
to determine the zeros of h(x). Show your work and explain how you could
also find the zeros on the graph of h(x) on paper, but ONLY enter the zeros
as your answer on the form.
(this question was from a google form)
Answer:
The zeros are x = 1 and x = 3
In the picture attached, the graph of the function is shown. The zeros are those points where h(x) intersect x-axis.
Step-by-step explanation:
Given the expression:
x² - 4x + 3
Rewrite -4x term:
x² - x - 3x + 3
Take x as common factor in the first terms, and -3 in the last terms:
x(x - 1) - 3(x - 1)
Take (x - 1) as common factor:
h(x) = (x - 1)(x - 3)
help help help help help help help
Answer:
6x²+11x-3
Step-by-step explanation:
5x²+2x+x²+9x-3=
6x²+11x-3
You can't put the x² and x together since you don't know what x is.
Add terms that have only x together and terms that only have x² together and terms that have neither x or x²
5x to the second power with x to the second power
2x with 9x
3 is by its self
Find a whole number between 3.75 and root 36 .
Answer:
The whole numbers between 3.75 and 6 is 4 and 5
Can someone please help me with this and I need it today
Answer:
Step-by-step explanation:
rule for line c: y=x+3
x y
0 3
1 4
2 5
3 6
I was able to determine the rule because line c has a slope (m) of 1 (it goes up one and sideways one each time). Its y int. is at 3, so that means 3 is b in the equation y= mx+b
Rule for line D: y=1/2x
x y
0 0
2 1
4 2
6 3
Line d is y=1/2x becaise it goes up 1 and then sidewys 2, so slope (m)= 1/2. There is no b becase it crosses the origin.
(-2,-1) (-4,-2) (-6, -3) just extend the line with a ruler.
hope this helps! :)
Simplify assume that no denominator is equal to zero (a^5b^3)(a^3b^5)
Answer:
[tex]a^{8} b^{8}[/tex]
Step-by-step explanation:
First, remember that [tex]x^{a} *x^{b} =x^{a+b}[/tex]
[tex]a^{5+3} b^{3+5}[/tex]
Simplify (5+3 and 3+5)
[tex]a^{8} b^{8}[/tex]
Hope this helped! :]
Answer:
Step-by-step explanation:
hello :
(a^5b^3)(a^3b^5)=a^8b^8=(ab)^8
Find the volume. The diameter is 32 meters.
Answer:
17,148.58
Step-by-step explanation:
[tex] \frac{4}{3} \times \pi \times {r}^{3} \\ = \frac{4}{3} \times 3.14 \times 16 \times 16 \times 16 \\ = 17,148.58[/tex]
Jivesh is analyzing the flight of a few of his model rockets with various equations. In each equation, h is
the height of the rocket in centimeters, and the rocket was fired from the ground at time t = 0, where t is
measured in seconds.
Jivesh also has a more powerful Model B rocket. For this rocket, he uses the equation h =-81012+1,980t.
When is the height of the Model B rocket 1,210 centimeters? Round your answers to the nearest
hundredth.
After how t “” seconds, the rocket will have reached a height of 1,210 centimeters
Answer:
1.22 s
Step-by-step explanation:
h = -810t² + 1980t
This is the equation of a parabola.
We must solve the equation to find the maximum height (h).
The coefficient of x² is negative, so the parabola opens downward, and the vertex is a maximum.
One way to solve this problem is to convert the equation to the vertex form.
We do that by completing the square.
Calculation:
h = -810t² + 1980t
Divide both sides by -810 to make the coefficient of t² equal to 1.
(-1/810)h = t² - (22/9)t
Square half the coefficient of t
(-11/9)² = 121/81
Add and subtract it on the right-hand side
(-1/810)h = t² - (22/9)t + 121/81 - 121/81
Write the first three terms as the square of a binomial
(-1/810)h = (t - ¹¹/₉)² -121/81
Multiply both sides by -810
h = -810(t - ¹¹/₉)² + 1210
You have converted your equation to the vertex form of a parabola:
y = a(t - h)² + k = 0,
where (h, k) is the vertex.
h = ¹¹/₉ and k = 1210, so the vertex is at (¹¹/₉, 2100).
The maximum height of the rocket is 2100 cm.
After ¹¹/₉ s ≈ 1.22 s, the rocket will have reached a height of 1210 cm.
The graph below shows the rocket reaching 1210 cm at 1.22 s.
Maria mows 2/3 of a lawn in 1/5 hour. How Many similar-sized lawns can she mow in 1 hour?
Answer:
Hey mate,
In one hour = 2/3/1/5
= 10/3 lawn
Hope this helps you out!
Step-by-step explanation:
Answer:
10/3
Step-by-step explanation: