Math, asked by riya00499, 1 year ago

Please solve this question

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Answered by philomath27

0

In triangle ACB
90+20+ x = 180
x = 70°

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riya00499: but angle pcb do not lies in triangle bca for applying angle sum property

philomath27: I applied it in ACB

riya00499: I don't understand

philomath27: See...ACB is Triangle in Semi circle?

philomath27: So it will be 90°

philomath27: Pca is 110....AcB 90....so we will minus both to find CAB

philomath27: CAB or PcB

philomath27: both will be equal since they in alternate segments

riya00499: OK thank-you so much

philomath27: You're welcome

Answered by prince9835

0

x=70

hope it will help you

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