A student claims that the radian measure of a central angle of a circle can only be calculated by multiplying the length of the subtended arc by the length of the radius. Identify the information that can be used to refute the student's claim. Select TWO choices.

Answers

Answer 1

Answer:

The answer is below

Explanation:

The question is not complete because the choices are not given, but I would show you how to answer the question.

The length of an arc with a subtended central angle θ and a radius r is given by:

Length of arc = θ/360 × 2πr

But this is equation is used when θ is in degrees. If θ is in radians, then the length of the arc is given by:

Length of arc = θ/2π × 2πr = θ × r

Length of arc = θ × r

To get the measure of the central angle θ in radian, we divide both sides by the radius r:

(Length of arc) / r = (θ × r) / r

θ = (Length of arc) / r

The central angle is calculated by dividing the length of the arc by the radius


Related Questions

Points are usally labeled as

Answers

Answer:

what points ??????.???????

Answer:

?

Explanation:

¿Que se supone que haga? ¿Complete el espacio en blanco o algo así?

if i were to fall from 1,297,527 ft traveling at 327 mph weighing 157 pounds how long would it take for me to reach they bottom

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Answer:

experience little change in weather throughout the year

Explanation:

   

what is the correct definition of "linear distance"?

a. how long someone perceives it takes for something to take place or for a goal to be met
b. how far people, products, and ideas travel throughout the world measured in feet, yards, or miles
c. how long it takes for people, products, and ideas to travel throughout the world measured in hours, days, or weeks
d. how long it takes for someone to travel from their home country to their new location

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The answer that describes linear distance is B.

The Bergeron Process suggests that the coexistence of ice crystals and supercooled water droplets in a cloud is ideal for producing rain because ________.

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Answer:

the ice crystals have a stronger affinity for water vapour than does liquid water

Hope this helps :)

The basic idea of ________ is that the Earth's surface is divided into a few large plates that move slowly relative to one another.

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Answer:

tectonic plates

Explanation:

explanation listed below

The basic idea of TECTONIC PLATES is that the Earth's surface is divided into a few large plates that move slowly relative to one another.

What kind of challenges could geographers have when trying to make a map of the world?

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Answer:

Hi! The answer(s) would be, travel, funding, material, navigation, and nature.

Explanation:

Travel-

Geographers in the early times would need a transportation method to travel where they need to go. Yachts, pontoons, and speed boats weren't around back then. They would have to use a small canoe, ship, or kayak.

Funding-

They would need money to expedite across the world, of course. In 2020, money is easy to come by but back in 1632 or 1937, it would have to be earned.

Material-

Methods of transportation require materials. I could imagine if a group of explorers would expedite across the world to explore the globe they'd use a large ship. It would take about more than a year to gather materials and build the boat.

Navigation-

Explorers couldn't use maps back then, because they were in the making. Finding landmarks while in the middle of the ocean would surely be treacherous.

Nature-

Bears, wolves, coyotes, pumas, and many more predators would be roaming the soon to be explored territory. Not to mention the mountains and caves they would have to find.

(This is considerate in the earlier years, instead of 2020.)

Hope this helped!

Which two hemispheres does the Equator separate?

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Answer:

The Equator separates the northern and southern hemispheres.

Explanation:

_____________ is a type of ocean pollution that is frequently caused by nutrient runoff from agriculture and from disposal of livestock and human waste, leading to the artificial enrichment of waters with a previous low nutrient level.

Answers

Answer:

The right approach will be "Eutrophication".

Explanation:

The mechanism through which a reservoir, body of water, including stream is eutrophic, usually resulting from either the underlying and adjacent land's inorganic and organic overflow. Steadily increasing plants, as well as algae production that follows eutrophication, decreases the water is probably concentration of dissolved oxygen and induces other species to die prematurely off.

In context to the Geospatial Revolution, how do humans act as sensors?

Answers

Answer: The geospatial revolution is responsible for examining the digital mapping of the world.

Explanation:

The geospatial revolution helps in changing the way we behave, interact as well as think. It is necessary for exploring the regions, forest covers, volcano sites, and historic places. It can also tract the presence of humans by the use of trackers like GPS and GIS in the devices used by the humans this way the humans can be considered as sensors of geospatial revolution.

How would you describe "excellence"? Is it a habit or behavior?

Answers

A habit isn’t something that you do consciously. It’s an automatic response to some kind of emotional trigger. We are what we repeatedly do. Excellence, like any habit, is a daily commitment, not a one-off task.

Answer:

Excellence is a habit not a behaviour.

Explanation:

This is something you form not a characteristics you have.

The movement and interchange of water between the sea, air and land can be visualized by the ________.

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Answer:

the hydrologic cycle

A vast _____ lies under the plateau in the Appalachian Plateau region.

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Answer:

Coalfield

Im smart lol

Answer:

coalfield

Explanation:

Air __________ in a low-pressure system to the upper atmosphere. It cools and flows to the __________ pressure area and __________ to the Earth's surface. It warms, then flows across the Earth's surface to the __________ pressure system.

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Answer:

Air rises in a low-pressure system to the upper atmosphere. It cools and flows to the high pressure area and sinks to the Earth's surface. It warms, then flows across the Earth's surface to the low pressure system.

When we speak of characteristics in geography, we're referring to

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Answer:

When we speak of 'characteristics' in geography, we're referring to: people's actions and ideas that change the Earth, and naturally occurring features of the Earth. Select the items that are described by the geographic theme of location.on:

You visit your cousin, who lives in a city by a huge lake. You only live 10 miles away. At your house, it is a nice, clear summer day. When you get to the city, you find it is about 10° hotter and more humid. This is due to the __________.

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it is because of the Heat island effect.

During Jeremiah's study, he found out that the average steak in a grocery store touches between _____________ hands or machines?

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Answer:

human

Explanation:

which south american city is located along the equator?

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Answer:

Quito, Ecuador.

Explanation:

Answer:

Quito

Explanation:

When water stratifies itself into layers, according to temperature, the boundary between layers is known as a(n):

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Answer:

Thermal stratification.

Explanation:

This phenomenon helps the water to forms in discrete layers with varying temperatures which are warm on top and cold at below. As most the layer are uniform in temperatures but are separated by a layer of the thermocline.

Which is true?
a. Every meridian is actually a circle rather than a line
b. Every meridian is the same length and has the same terminus (beginning and ending points)
c. Every parallel begins and ends at the Poles
d. Every parallel is the same length

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D every parallel is the same length is the answer

what are the items traded by our traders with Tibet and India in the past? ​

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Answer:

Caravans, therefore, regularly visited this place from Ladak, Nepal and upper Tibet with goods such as gold, borax, salt, wool, musk and furs for exchange with the central Asian commodities like tea, tobacco, sugar, cotton goods and hardware.

your mission is to open a mutual and equal commu- ... trading pilgrims of Indian traded in articles of ... items in the export trade from Bengal to Tibet ... During the rule of the last ruler of Bhatgaon.

Tensional stress along a fault can result in a dropped hanging-wall block relative to the footwall side, producing a Group of answer choices

Answers

Answer:

Normal fault

Explanation:

Tensional stress occurs as a result of forces which could be wind, water etc pulling the rocks apart and forming faults. Faults are also known as a type of fracture which occurs between rocks.

Tensional stress along a fault can result in a dropped hanging-wall block relative to the footwall side(in a perpendicular position) thereby producing a normal fault.

What are cardinal directions?

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Answer: Hi!

Cardinal directions are the directions of North, South, East, and West. A way you can remember these is to make up a slogan or learn a slogan like this:

Never Eat Soggy Waffles

Each letter stands for a direction (in order.)

Hope this helps!

Explanation:

Definition-

Cardinal directions are the four main points of a compass: north, south, east, and west .

Explain the statement : 'Water is to us what oil is to Arab'.
anyone know please help class 7​

Answers

Explanation:

"water is to us what oil is to Arabs" it tells that water is becoming more percious than oil in Arabs because for our survival we need some necessary basic like water, without oil we can survive but without water we can't...aswell as the oil is a very important thing for the arabs...

The statement : 'Water is to us means we have a lot of water resources and do not lack it while oil is to Arab' means the Arab lack or have water scarcity and have more of oil in the soil.

Where is Arab?

This is known to be  Arabic-speaking peoples or nations that are known to be living in the region from Mauritania, North Africa, and others.

Note that The statement : 'Water is to us means we have a lot of water resources and do not lack it while oil is to Arab' means the Arab lack or have water scarcity and have more of oil in the soil.

Learn more about Water from

https://brainly.com/question/5060579

#SPJ2

Which part of the rock cycle can only occur because of thermal convection? metamorphic rock changing to sedimentary rock magma changing to igneous rock sediment changing to sedimentary rock igneous rock changing to metamorphic rock

Answers

Answer:

magma changing to igneous rock

Explanation:

In rock formation, there are several processes involved which could include sedimentation, melting, crystallization, etc but there is a part of the rock cycle that can only occur because of thermal convection which is magma changing to igneous rock.

This occurs when the heat from inside the earth and cooler temperature moves the rock in its liquid state which is known as convection and can also be defined as a cycle of heat transfer from where the hot material rises and the cool material condenses.

Rock cycle is a phase of rocks that changes from one form to another. These rocks undergo changes in their chemical and physical properties. The rocks cycle starts with igneous rocks and moves to secondary rocks such as sedimentary and metamorphic.

The part of rock cycle that includes the thermal changes such as convection  The conversions of he rock into metamorphic rocks due to the process of heat and pressure. Hence the option igneous rocks change to metamorphic rock is correct.

Learn more about the part of the rock cycle can only occur because of thermal convection.

brainly.com/question/14346106

Originally, Wegener's hypothesis that the continents float and are constantly moving on the surface of the Earth was called

Answers

Answer:

The theory of continental drift.

Explanation:


please help due at 12 am

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Answer:

The for the questions answer is A

In a sceintific experiment what changes in response to another change

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Answer:

The dependent variable is what changes because of the independent variable in an experiment. The independent variable is what the experimenter changes for different experiment groups, and the dependent variable is the outcome of those changes.

Using the map above, what number is on the state with the capital city of Hartford???

Please help ASAP!!!!!!

Answers

Answer:

I think it's number 2

Explanation:

Hartford is the capital city of Connecticut.

I’m pretty sure it’s CN

1. What are some of the innovative ways in which GIS is being used by
individual users?

Answers

Answer:

Mapping. ...

Telecom and Network Services. ...

Accident Analysis and Hot Spot Analysis. ...

Urban planning. ...

Transportation Planning. ...

Environmental Impact Analysis. ...

Agricultural Applications. ...

Disaster Management and Mitigation.

Explanation:

google

One of the answers is Mapping

Large sections of the earth's crust, called ________, slowly separate, collide, or grind along against each other at the earth's surface.a. tailingsb. mantlec. tectonic platesd. low-grade coree. oceanic ridges

Answers

Answer: tectonic plates

Explanation: when there is an earthquake, the tectonic plates shift and slide, and this is why the land moves.

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