Question

Equation practice with angle addition​

Answer 1

Explanation:

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Answer 2

m∠QPR = 40

Explanation:

PQ ⊥ PS

So, m∠QPS = 90

m∠QPS = m∠QPR + m∠RPS

m∠QPR + m∠RPS = 90

7x - 9 + 4x + 22 = 90

11x + 13 = 90

11x = 90-13

11x = 77

x = 77/11

x = 7

m∠QPR = 7x - 9 = 7*7 - 9 = 49 - 9 = 40