asked 32.1k views
5 votes
30 points to whoever gets it right <3 ( answer asap please )

∠A and ∠B are complementary angles. If m∠A = (7x + 25)∘ and m∠B = ( x + 9)∘ , then find the measure of ∠A

asked
User Jochil
by
8.0k points

2 Answers

4 votes

Answer:

x = 7

Angle A = 74

Angle B = 16

Proofs attached to answer

Explanation:

Proofs attached to answer

30 points to whoever gets it right <3 ( answer asap please ) ∠A and ∠B are complementary-example-1
answered
User Ajax
by
8.1k points
5 votes

Answer:

<A = 74

Explanation:

We know that being complementary angles refer to..Sum of two angles = 90°.

So,

<A + <B = 90

i.e. (7x + 25) + (x+9) = 90

or, 8x + 34 = 90

or, 8x = 90-34

or, x = 56/8

or, x = 7

Again,

<A = 7x + 25

or, <A = 7*7 + 25

or, <A = 74

•°• <A = 74..... Is your ANS

answered
User Tkrehbiel
by
8.1k points
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