Question

Question
Find the value of x and y in the following...​

Answer 1

Answer:

x=45°

y=135°

Step-by-step explanation:

PQ=QR

angle P = angle R=x

By sum angle property of ∆

angle P+ angle Q+angle R =180°

x+90°+x=180°

2x=90°

x=45°

By exterior angle property

angle y=90°+x

y=90+45

=135°

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