Select the correct answer form each drop-down menu. Given: m∠AOB=42∘ m∠EOF=66∘ Prove: m∠COD=72∘   Complete the proof.   It is given that m∠AOB=42∘and m∠EOF=66∘. By the , ∠EOF≅ ∠BOC. Therefore, m∠BOC=66∘. By the , m∠AOC=108∘, and by the , m∠AOC+m∠COD=180∘. After application of the , m∠COD=72∘.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter4: Factors, Fractions, And Exponents
Section4.5: Rules Of Exponents
Problem 38E
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Select the correct answer form each drop-down menu.

Given:

m∠AOB=42∘

m∠EOF=66∘

Prove:

m∠COD=72∘

 

Complete the proof.
 
It is given that m∠AOB=42∘and m∠EOF=66∘. By the , ∠EOF≅ ∠BOC. Therefore, m∠BOC=66∘. By the , m∠AOC=108∘, and by the , m∠AOC+m∠COD=180∘. After application of the , m∠COD=72∘.
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