If you cut away a triangle of area 59cm^2,the remaining area will be 85cm^2.Find the length of the side of the square before it was cut.?

Answers

Answer 1
Answer: side length = 12

Explanation

let x be the original area

Thus x - 59 = 85

=> x = 85 + 59
x = 144

Since we know the original shape is a square and Area of a square = side x side.

Find side length:

A = a^2

But A = 144

144 = a^2
12 = a

So the side of the square b4 it was cut is 12 cm

Related Questions

anyone know what this 3 ⅞ x 3/10 = ?

Answers

EXACT FORM:

[tex] \frac{93}{80} [/tex]

OR,

MIXED NUMBER FORM:

[tex]1 \frac{13}{80} [/tex]

BOTH ANSWERS ARE CORRECT!

HOPE THIS HELPS!! :)

Find the product. Write the product in simplest form.
8 X
5/7

Answers

Answer:

Simplify above fraction

56

6

Common divisor of (56, 6) is 2

Divide both numerator & denominator by gcd value 2

56

6

=

56

÷

2

6

÷

2

=

28

3

8

3

×

7

2

=

28

3

Step-by-step explanation:

Which expression is equivalent to 4 + 3 (5 + ×)

Answers

Step-by-step explanation:

[tex]4 + 3(5 + x)\\4 + (3 * 5 ) + (3 * x)\\4 + 15 + 3x[/tex]

Answer:

3x+19

Step-by-step explanation:

Let's simplify step-by-step.

4+3(5+x)

Distribute:

=4+(3)(5)+(3)(x)

=4+15+3x

Combine Like Terms:

=4+15+3x

=(3x)+(4+15)

=3x+19

Which of these choices is an integer

1/2
-6
1.6
- 3/4

Please helps folks !!!

Answers

-6 is the integer. an integer is whole numbers negative and positive

Si colocan en 16 pisos, 16 ladrillos. ¿Cuántos ladrillos pusieron en total?. (expresarlo en forma de potencia)

Answers

Answer:

Númer total de ladrillos= 256

Step-by-step explanation:

Dada la siguiente información:

Total de pisos= 16

Total de ladrillos por piso= 16

Para calcular cantidad de ladrillos en total, tenemos que usar la siguiente formula:

Número total de ladrillos= total de ladrillos^2

Número total de ladrillos= 16^2

Númer total de ladrillos= 256

En este caso lo hace al cuadrado por que la cantidad de pisos y ladrillos por piso es la misma. Sino, es mejor expresarlo como una multiplicación.

NEED HELP ASAP PLS PLS PLS 30 POINTS PLSSS

it’s algebra 2


Answers

Answer:

if the ratio is 7/10 then do 10/400 and it will be 28 days

Step-by-step explanation:

Hello, I need help. thank you

Answers

Answer:

B

Step-by-step explanation:

all you need to do is add 5 to the y for example ( -5, 5) add 5 to the (x,5) to make ( -5,10). As you can see only the y value is shifting, not the x value, that's why you need to add 5 to all the y values.

So the answer here is B.

Answer:

B

Step-by-step explanation:

The answer is B because 5 units up from 5 is 10. A and B both have a y coordinate of 5 and the answer letter B is the only one that mention 10 as a y coordinate twice

Round your answer to the nearest hundredth

Answers

Answer:

15.01

Step-by-step explanation:

Tangent=Opposite/adjacent

Tan(65)=?/7

Tangent of 65 x 7=

15.01

HELP URGENTLY NEEDED STUCK ON THIS FOR 2 DAYS!!!!! LOTS OF POINTS FOR PERSON WHO HELPS!!!

Jada is three years older than twice her brother’s age. Select all the equations that correctly represent the relationship between Jada’s age j and her brother’s age b.

Multiple select question.

A) j=2b+3


B) j=2(b+3)


C) j=b2−3


D) b=2j+3


E) b=j−32


F) b=j2−3

Answers

Answer:

A

Step-by-step explanation:

2b meaning two times the age then add three like the question says.

What is the slope and y-intercept of -3x - 12 = -3y?​

Answers

Answer:

y=x+4

Step-by-step explanation:

Just divide everything my -3

A Spanish teacher shares 10 maracas equally between 6 students. The number of maracas that each student gets lies between what two whole numbers?

1 and 2
4 and 5
3 and 4
6 and 7

Answers

its between 1 & 2 because 10/6= 1.67, which is between 1 & 2

Find 3 numbers in G.P whose sum is 28 and whose product is 512

Answers

Answer:

4, 8 and 16

Step-by-step explanation:

a/r ×a×ar =512

a^3 =512

a = cube root of 512

a=8

8/r+8+8r=28

8r^2+8=20r

8r^2-20r+8=0

8r^2-16r-4r+8=0

8r(r-2)-4(r-2)=0

(8r-4)(r-2)=0

r=2

8r=4

so r=2 or r=1/2

so of r is 2

8/2=4

and 8×2=16

please help me with this question and if you don't know it, pls don't answer. thank you!

the directions are: determine whether the triangles are similar by AA, SSS, SAS, or not similar. if the troubles are similar, write a valid similarity statement.

Answers

Answer:

The triangles are similar because angle N=angle E and angle F=angle H.

Angle-Angle (AA or AAA) Similarity theorem: If any two angles of a triangle are equal to any two angles of another triangle, then the two triangles are similar to each other.

Step-by-step explanation:

Write the equation of the line in slope-intercept form.




The equation of the line in slope-intercept form is

Answers

Answer:

y = -4/3 x + 2

Step-by-step explanation:

Let us assume the equation given is 3y + 4x = 6

The standard form in slope-intercept form is y = mx+c

m is the slope

c is the intercept

Make y the subject of the formula

3y + 4x = 6

3y = -4x + 6

Divide through by 3

3y/3 = -4/3 x + 6/3

y = -4/3 x + 2

Hence the equation of the line in slope-intercept form is y = -4/3 x + 2

9+3x+7=4x do this pls

Answers

Answer:

x=16

Step-by-step explanation:

9+3x+7=4x

9+7=x

x = 16

Answer:

x=16 is the answer to this question

Michael is planning on renting an apartment and would like to figure out what he can spend on
rent. His gross pay is $4,549.15 per month. He would like to spend 25% of his monthly income
on rent, how much can he afford to spend?

Answers

Answer:

$ 1137.28

Step-by-step explanation:

what does 3(y + 4) = 3y + 12 equal?

Answers

Answer:

15y

Step-by-step explanation:

If you add 3 and 12 together you get 15 and when you get 15 you add in the y

Answer:

Y= - 4/3x + 4

Hope this helps :))

Multiply the binomials:
(i) (2x + 5) and (4x-3)​

Answers

Answer:

8x²+14x-15

Step-by-step explanation:

that the right answer

Answer:

8x² + 14x - 15

Step-by-step explanation:

(2x + 5)(4x - 3)

Each term in the second factor is multiplied by each term in the first factor, that is

2x(4x - 3) + 5(4x - 3) ← distribute both parenthesis

= 8x² - 6x + 20x - 15 ← collect like terms

= 8x² + 14x - 15

If a shadow of a tree is 15 feet long. What is the height of the tree in feet

Answers

Answer: 27 ft I think

If you get the answer just give me the full answer please. No matter the length.

Answers

Answer:

CD = 4

Step-by-step explanation:

I believe you know the geometric mean for altitudes?

CD = √AD * DB = √8 * 2 = √16 = 4

If you are not aware of this theorem, then use the similarity of triangles.

ADC ~ CDB

AD/DC = CD/DB (cross-multiply)

CD^2 = AD*DB,

CD = √AD * DB = √8 * 2 = √16 = 4

A bird flies 5 miles per hour for 2 hours.

How far, in feet, does the bird travel in 2 hours?

Answers

52,800 feet. If flying at 5 mph for 2 hours the bird will be traveling 10 miles. 10 miles into feet is 52,800

Answer:

since u have the answer already i will just tell you a story

Step-by-step explanation:

once upon a time there were 3 little pigs and those pigs hated each other

so one day when there mother kicked them out of the house because they ate all of her pie, they had to go out and live on the streets. One pig got hungry so he ate a little kitten that was crossing the street. THE END.

hope u liked my story

Pls Answer Fast I will give u 5 Stars

Answers

Answer:

X is 90 degrees

Step-by-step explanation:

I dont know the second part

What is the greatest common factor of 16 and 24?

Answers

Answer:

8

Step-by-step explanation:

Answer:

The GCF is 8 I believe sorry if I'm wrong

Step-by-step explanation:

and if I'm wrong please correct me

what is x + 7 equals 10 + 2 ​

Answers

Answer:

x=5

Step-by-step explanation:

x+7=10+2

x+7-7=12-7

x=5

Find the missing side of the triangle

Answers

Answer:

25 in

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Trigonometry

[Right Triangles Only] Pythagorean Theorem: a² + b² = c²

a is a leg b is another leg c is the hypotenuse

Step-by-step explanation:

Step 1: Identify

Leg a = 24

Leg b = 7 in

Leg c = x

Step 2: Solve for x

Substitute in variables [Pythagorean Theorem]:                                          24² + 7² = x²Evaluate exponents:                                                                                      576 + 49 = x²Add:                                                                                                                 625 = x²[Equality Property] Square root both sides:                                                 25 = xRewrite/Rearrange:                                                                                        x = 25

A mistake was made in the steps shown to simplify the expression. Which step includes the mistake?

Answers

Answer:

the answer

Step-by-step explanation:

the answer :7

What is the slope of the graph?

Answers

Answer:

[tex]\displaystyle m=24[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Reading a Cartesian planeCoordinates (x, y)Slope Formula: [tex]\displaystyle m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Find points from graph.

Point (0, 0)

Point (0.5, 12)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]:                                                            [tex]\displaystyle m=\frac{12-0}{0.5-0}[/tex][Fraction] Subtract:                                                                                         [tex]\displaystyle m=\frac{12}{0.5}[/tex][Fraction] Divide:                                                                                              [tex]\displaystyle m=24[/tex]
Since m in y=mx+b is rise over run, then y = 24x, or the slope is 24

Given the equation of line y = -2x : Does the point M( 1/2 , 1) belong to the graph?
PLEASE HELP ME! I promise to mark brainliest if you give me the correct answer. Thank you!!

Answers

Answer:

no it does not belong to the graph

Step-by-step explanation:

plug in the x-coordinate and see if it gives you the y-coordinate (1). if 1 is what comes out, then it is not a point on the graph.

y = -2(1/2)

y = -1

y = -1  when x = 1/2, which is not 1 so it does not belong to the graph

WILL GIVE BRAINLEST

The length of a violin string varies indirectly with the frequency of vibrations of the string. When the length is 50 centimeters, the frequency is 2 Hz.

What is the frequency of a string 40 centimeters long?

Answers

16 -> work is in the picture

Answer:

1.6 Hz

Step-by-step explanation:

I know this was posted a week ago, but, if you still need help:

You can set up a proportion, as follows.

50 / 2  =  40 / x => where x = frequency in Hz,

x = 2*40/50 = 80/50 = 8/5 = 1.6 Hz

Simple Question.

Complete the square to find the missing term c.
x^2 – 12x + c

Answers

The missing term would be 36
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