Question

pLz give ans fast iw I'll mark brainlsilt
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Answer 1

Answer:

Hi good morning have a nice day ahead

Answer 2

Step-by-step explanation:

ques 6:-

<PQR+<PQS=180°. (LINEAR PAIR)

<PQR=180-90

<PQR=90°

ques 7:-

x=2y

x+y=180°. (LINEAR PAIR)

2y+y=180

3y=180

y=60°

x=2×60°=120°

ques 8:-

3x+18°+2x+25°

5x+43°

x=43/5

ques 9:-

let,

1st angle=1x

2nd angle=5x

1x+5x=90°

6x=90°

x=90/6

x=15°