Area of a Circle — Unit test Answers

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What is the area of a circle with a radius of 6 inches?

9 pi inches squared

12 pi inches squared

36 pi inches squared

81 pi inches squared

What is the circumference of the circle? Use for .

44 cm

55 cm

100 cm

110 cm

Which angle is adjacent to ?

Angle A F B

Angle A F C

Angle B F D

Angle B F C

Which set of three angles could represent the interior angles of a triangle?

49 degrees, 59 degrees, 72 degrees

34 degrees, 45 degrees, 11 degrees

24 degrees, 51 degrees, 15 degrees

45 degrees, 70 degrees, 85 degrees

Which angle is complementary to ?

Angle A O B

Angle A O E

Angle B O C

Angle A O C

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