Test 11 Review

Which of the following is not true for ○L?

• H is a minor arc.

• HIJ is a semicircle.

• HKJ is a major arc containing point J.

• KHJ is a major arc containing point K.

What is the measure of arc WX in ⊙V?

• 87

• 90

• 93

• 103

Tags

CCSS.HSG.C.B.5

What is the value of x?

• 5

• 7

• 19

• 35

Tags

CCSS.HSG.C.A.2

A semicircle has endpoints (−4, 1) and (7, 1). What is the length of the semicircle to the nearest tenth?

• 17.3

• 4.3

• 34.6

• 9.4

Tags

CCSS.HSG.CO.C.11

The radius of ⊙A is four times the radius r of ⊙B. Arc CD is an arc in ⊙A such that the measure of arc CD is 45° What is the length of arc CD? If arc PQ is an arc in ⊙B that has the same length as arc CD, what is the measure of arc PQ?

• πr;180

• πr;90

• 0.5πr;180

• 0.5πr;90

Tags

CCSS.HSG.C.B.5

What is the exact radian measure of an angle of 132°?

• 11π/15

• 15π/11

• 22π/15

• 15π/22

Tags

CCSS.HSF.TF.A.1

What is length a to the nearest tenth?

• 47.1

• 23.6

• 20.1

• 10.5

Tags

CCSS.HSG.C.B.5

Which of the following is true?

• Circles can have different radii, but the measure of a radian is constant.

• The measurement of a radian can vary, but the length of the radii of circles is a constant.

• A radian gives the measure of a central angle such that the length of the intercepted arc is equal to

• A radius gives the measure of a central angle such that the length of the intercepted arc is equal to

Tags

CCSS.HSF.TF.A.1

Two concentric circles have radii of 4 cm and 5 cm. How much longer, in cm, is the intercepted arc in the larger circle than an intercepted arc in the smaller circle for a central angle that is π/2 radians?

• 4π/5

• 2π

• π/5

• π/2

Tags

CCSS.HSG.C.B.5

In a circle with a radius of 2 in., an arc is 3 in. What is the central angle, in radians, that corresponds to this arc? What is the measure of the central angle to the nearest tenth of a degree?

• 3π radians; 85.9°

• 3π radians; 38.2°

• 1.5 radians; 85.9°

• 1.5 radians; 38.2°

Tags

CCSS.HSF.TF.A.1