Explanation Given: Two angles are complementary. One is twice of other. Approach: Sum of complementary angles is 90 ° . Calculation: Let 2 angles be x , 2 x . For complementary angles, x + 2 x = 90 ° 3 x To determine (b) To find: The measure of third angle of triangle.

A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)

13th Edition

ISBN: 9780135183885

Author: Rick Billstein, Shlomo Libeskind, Johnny Lott, Barbara Boschmans

Publisher: PEARSON

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In mathematics, angles constitute a very important part. Just like the concept of lines, an angle is a necessary figure that is used for measurement. How do you define its formation? It is formed when two or more lines meet at a point. The point at which…

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Chapter 11.3A, Problem 15A

To determine

(a)

To find:

The measure of an angle twice that of its complement

To determine

(b)

To find:

The measure of third angle of triangle.

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Chapter 11.3A, Problem 14A

Chapter 11.3A, Problem 16A

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Chapter 11 Solutions

A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)

Ch. 11.1 - MATHEMATICAL CONNECTIONS In the drawings below, we...Ch. 11.1 - If two lines, a and b, are perpendicular to the...Ch. 11.1 - Straight railroad tracks are sometime considered a...Ch. 11.1 - MATHEMATICAL CONNECTIONS Circles with the same...Ch. 11.1 - MATHEMATICAL CONNECTIONS The drawing below shows a...Ch. 11.1 - Answer each of the following and explain your...Ch. 11.1 - Given a line and a point not on the line, explain...Ch. 11.1 - How are pairs of parallel lines and skew lines a....Ch. 11.1 - Is it possible for ABC to have vertex C? Why?Ch. 11.1 - If planes and are distinct planes having points...

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(a) To find: The measure of an angle twice that of its complement

Solution Summary: The author explains how the measure of an angle twice that of its complement is 60°.