24-25 Geometry Unit 10 IFA

Find x.

• 4

• 5

• 6.7

• 7.2

• 9

C is a point of tangency. Segments PC and PB have a common point at P. Find the length PC.

• 6

• 8

• 9

• 10

Find the area of the blue sector of the circle. Round to the nearest hundredth.

• 4.19 cm²

• 6.22 cm²

• 8.31 cm²

• 9.67 cm²

Find the area of the green sector if ∠A = 45° and the circle has a radius of 10 inches.

• 25π

• 5π/4

• 5π/2

• 25π/2

If the arc length of a sector in the unit circle is 3π/2, what is the measure of the angle of the sector?

• 0 radians

• π/2 radians

• π radians

• 3π/2 radians

Quadrilateral ABCD is inscribed in the circle. If m∠A = 95°, what also must be true?

• m∠B = 95°

• m∠C = 85°

• m∠D = 105°

• m∠D = 95°

Find the area of the sector with a central angle of 60° and a radius of 5 inches. Round to the nearest tenth.

• 13.1 in²

• 10.5 in²

What is the measure of arc AB?

• 60°

• 75°

• 125°

• 150°

• 300°

∠ABD is formed by a tangent and a secant intersecting outside of a circle. If minor arc AC = 78° and minor arc CD = 124°, what is the measure of ∠ABD?

• A) 23°

• B) 39°

• C) 40°

• D) 46°

• E) 56°

∠ACE is formed by two secants intersecting outside of a circle. If minor arc BD = 25°, minor arc AB = 115°, and minor arc DE = 115°, what is the measure of ∠ACE?

• 12.5°

• 40°