Chapter 10 Review

Find the common external tangent of two externally tangent circles with radii 6 and 10.

• $4\sqrt{17}$

• $4\sqrt{15}$

• $2\sqrt{34}$

• 16

Tags

CCSS.HSG.GPE.A.1

A circle has a diameter of 50 cm and a chord of 40 cm. Find the distance from the center of the circle to the chord.

• $15\sqrt{2}$

• 25

• 20

• 15

Tags

CCSS.HSG.C.A.2

Which of the following pairs of circles would have no external common tangents.

• 
• 
• 
• 

Which of the following pairs of circles have exactly 1 internal common tangent.

• 
• 
• 
• 

M is the center of the circle. Given  $m\angle C\ =\ 30\degree$  and MB=12.  Find the length of arc AB.

•  $2\pi$  

•  $4\pi$  

•  $12\pi$  

•  $18\pi$  

Tags

CCSS.HSG.C.B.5

• $20\degree$

• $10\degree$

• $25\degree$

• $40\degree$

Tags

CCSS.HSG.C.A.2

• $40\degree$

• $50\degree$

• $65\degree$

• $130\degree$

Tags

CCSS.HSG.C.A.2

Find EF

• 1

• 4.2

• 5

• 6

Tags

CCSS.HSG.C.A.2

Given a square inscribed in a circle. If the circumference of the circle is $16\pi,$  find the perimeter of the square.

• 32

• 64

•  $16\sqrt{2}$  

•  $32\sqrt{2}$  

Segments AB and AC are tangent to circle O. If  $AB=6\sqrt{3}$  and  $m\angle A=60\degree,$  find the length of arc BC.

•  $6\pi\sqrt{3}$  

•  $4\pi$  

•  $2\pi$  

•  $12\pi$  

Tags

CCSS.HSG.C.B.5