Find the value of x. 80° (2x + 15)° (10x+20)° OA. 15 В. 20 Ос. 28 D. 40 Reset Selection

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section12.1: Angle Relationships
Problem 17E
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Find the value of x.
80°
(2x + 15)°
(10x+20)°
OA. 15
OB. 20
OC. 28
OD. 40
Reset Selection
Transcribed Image Text:Find the value of x. 80° (2x + 15)° (10x+20)° OA. 15 OB. 20 OC. 28 OD. 40 Reset Selection
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