   Chapter 6.1, Problem 13E Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

Given: ⊙ O  with  A B ¯ ≅ A C ¯  and  m ∠ B O C = 72 ∘ Find: a) m B C ⌢ b) m A B ⌢ c) m ∠ A d) m ∠ A B C e) m ∠ A B O

To determine

a)

To Find:

If Q with AB¯AC¯ and mBOC=72o find mBC.

Explanation

Given: The provided figure is given below where Q in which AB¯AC¯ and mBOC=72o.

Definition:

Central angle postulate:

In a circle, the degree measure of a central angle is equal to the degree measure of its intercepted arc.

Calculation:

Since, in a circle, the degree measure of a central angle is equal to the degree measure of its intercepted arc

To determine

b)

To Find:

If Q with AB¯AC¯ and mBOC=72o find mAB.

To determine

c)

To Find:

If Q with AB¯AC¯ and mBOC=72o find mA.

To determine

d)

To Find:

If Q with AB¯AC¯ and mBOC=72o find mABC.

To determine

e)

To Find:

If Q with AB¯AC¯ and mBOC=72o find mABO.

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