Question

hey, pls tell me the answer​

Answer 1

Answer:

<A = 50 and <B = 40

Step-by-step explanation:

<A+<B =90--complementary angles are of 90°

X - 20 + X - 30 = 90

2X - 50 = 90

2X = 90 + 50

2X = 140

X = 140/2

X = 70

.: <A = X - 20

.: <A = 50

And..

<B = X - 30

<B = 40.

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Answer 2

Answer:

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