Question

23. Find the unknown value of x in the
diagram​

Answer 1

Step-by-step explanation:

Vertically opposite angles are equal

∠A=x

∠B=x

∠C=x=y

Sum of internal angles of a Δle is 180o

∠A+∠B+∠C=180o

x+x+x=180o

3x=180o

∴x=60o

∴y=x=60o

Answer 2

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