Lesson 12-1: Tangent Lines

Multiple Choice

Find the product.

2) (b + 4)²

• b² + 4b + 4

• b² + 16

• b² + 4b + 16

• b² + 8b + 16

Multiple Choice

Example 1

• 63^o

• 117^o

• 90^o

• 180^o

Math Response

Example 2: Find the segment length indicated. Assume that lines which appear tangent are tangent.

Type answer here

Correct Answer: 9

Deg^°

Rad

Math Response

Example 3: Find the segment length indicated. Assume that lines which appear tangent are tangent. Give the answer as a decimal to the nearest tenth.

Type answer here

Correct Answer: 15.4

Deg^°

Rad

Multiple Choice

Got It?

What is the radius of circle O?

• 10 2/3

• 6

• 5 1/3

• 8

Draw

Got It?

Circle O is inscribed in ΔPQR, which has a perimeter of 88 cm. What is the length of segment QY?