Question

(13) In APQR 2P: 20: 2R = 5:2:2, then find all angels of A POR.
(14) In SABC,
AB=AC. If 2B=50°, then find ZA and ZC.​

Answer 1

Answer:

Step-by-step explanation:

Given, AB=AC and ∠B=50  

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We have to find ∠A

As ∠B=50  

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, we have ∠C=50  

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Therefore, ∠A+∠B+∠C=180  

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⇒50+50+∠A=180  

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⇒100+∠A=180  

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⇒∠A=80  

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