How to find the angle for a percentage of a circle - ISEE Upper Level (grades 9-12) Quantitative Reasoning

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Question

Generalsector

What is the angle measure of in the figure above if the sector comprises 37% of the circle?

Answer

It is very easy to compute the angle of a sector if we know what it is as a percentage of the total circle. To do this, you merely need to multiply by ˚. This yields ˚.

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Question

Generalsector

What is the angle measure of in the figure above if the sector comprises % of the circle?

Answer

It is very easy to compute the angle of a sector if we know what it is as a percentage of the total circle. To do this, you merely need to multiply by ˚. This yields ˚.

Compare your answer with the correct one above

Question

What is the angle measure of in the figure if the sector comprises of the circle?

Generalsector

Answer

It is very easy to compute the angle of a sector if we know what it is as a percentage of the total circle. To do this, you merely need to multiply by ˚. This yields ˚

Compare your answer with the correct one above

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