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Asked Feb 1, 2020
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It is about proofs.

 

Exercises 3.19A
• Lines Equal •
1. Prove that if from either end of a di-
ameter chords are drawn making equal
angles with the diameter, then the chords
are equal.
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Exercises 3.19A • Lines Equal • 1. Prove that if from either end of a di- ameter chords are drawn making equal angles with the diameter, then the chords are equal.

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Expert Answer

Step 1

Draw a circle. Let AB is the diameter. 

AC and BD are two chords from the ends of the diameter so that they make same angle. i.e., angle BAC = angle ABD

Join C, B and A,D using lines.

Geometry homework question answer, step 1, image 1
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Step 2

In triangle ABC and ABD...

Geometry homework question answer, step 2, image 1
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