Unit 6 Quiz

In the figure , segment BS is tangent to circle T at S. If BC = 8 cm , and CU=10cm, find BS.

• 12

• 14

• 16

• 10

What is the measure of angle F?

• 39

• 41

• 57

• 99

What is the measure of arc CW?

• 98

• 130

• 105

• 122

Which formula would you use to solve for a missing side length in this diagram?

Solve for x. Round to the nearest tenth.

• 15.7

• 15.75

• 15.6

• 15.8

What is this called?

• Tangent Line

• Secant

• Chord

• Diameter

What is this called?

• Chord

• Minor arc

• Secant

• Diameter

Write the equation of a circle with center (7, 0) with radius 3.

• (x - 7)² + y² = 9
• x² + (y -7)² = 9
• (x - 7)² + y² = 3
• x² + (y -7)² = 3

Write the standard equation of the circle with the given center and radius; center (0,0) and radius: 3

• x²+y²=4
• x²+y²=81
• x²+y²=9

Which graph corresponds to 
(x-8)²+ (y+2)²=

• A
• B
• C
• D