Answer:
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Answer: x= 10
Step-by-step explanation: 20+3x= 5x (because, sum of the two interior angles of a triangle is equal to exterior angle)
=> 20= 5x-3x
=> 20= 2x
=> x= 20/2= 10
∠A= 3x= 3x10= 30
∠C= 5x= 5x10= 50
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Answers & Comments
Answer:
Hope it helps!
Plz. Mark it as the brainliest...
Answer: x= 10
Step-by-step explanation: 20+3x= 5x (because, sum of the two interior angles of a triangle is equal to exterior angle)
=> 20= 5x-3x
=> 20= 2x
=> x= 20/2= 10
∠A= 3x= 3x10= 30
∠C= 5x= 5x10= 50