abates950
abates950 abates950
  • 11-07-2018
  • Mathematics
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What is the measure of angle e?

What is the measure of angle e class=

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mkryukova19 mkryukova19
  • 11-07-2018
1) ∠e = 180⁰ - ∠c
2) ∠c=180-(∠a+∠b)= 180 - ∠a -∠b
3)  ∠e = 180⁰ - ∠c = 180 - (180 - ∠a -∠b)=∠a +∠b
∠e = ∠a +∠b = 71+60 = 131⁰

Answer: A. 131⁰.
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