Lesson 43 Chords, Secants, and Tangents. Vocabulary Review.

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Presentation transcript:

Lesson 43 Chords, Secants, and Tangents

Vocabulary Review

New Vocabulary

Theorem 43-1

Theorem 43-2

What is the radius? 13 in

Theorem 43-3

Theorem 43-4

Because the chords are equidistant from the center, they’re congruent Draw AC then use Pyth. thm.

A 16 inch pipe has water flowing above the center of the pipe. The width of the water is about 6 inches. How far is the water from the top of the pipe, to the nearest hundredth? Let’s start drawing a picture and labeling what we know We can represent the top of the water by just drawing a chord

A 16 inch pipe has water flowing above the center of the pipe. The width of the water is about 6 inches. How far is the water from the top of the pipe, to the nearest hundredth?

In conclusion Chords, secants and tangents will prepare you for: Lesson 47: Circles & Inscribed Angles Lessons 58 & 72: Tangents & Circles Lesson 64: Angles Interior to Circles Lesson 79: Angles Exterior to Circles Lesson 112: Finding Area of Circle Segments