If two triangles measure 20 and 130 degrees, what is the measure of the third angle? 4. If two angles of a triangle measure 20 and 130 degrees, what is the measure of the third angle?60°50°40°30°Type here to search近

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two triangles measure 20 and 130 degrees, what is the measure of the third angle?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter12: Angle Relationships And Transformations

Section12.2: Angles And Parallel Lines

Problem 14E

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Question

If two triangles measure 20 and 130 degrees, what is the measure of the third angle?

4. If two angles of a triangle measure 20 and 130 degrees, what is the measure of the third angle?
60°
50°
40°
30°
Type here to search
近

Figure in plane geometry formed by two rays or lines that share a common endpoint, called the vertex. The angle is measured in degrees using a protractor. The different types of angles are acute, obtuse, right, straight, and reflex.

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