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Does anyone know this?

Does anyone know this?-example-1
User Indago
by
4.9k points

2 Answers

1 vote

Answer:

I am pretty sure its 45 degrees

Explanation:

User Michel Andrade
by
5.3k points
4 votes

Answer:

a = 4.57

Explanation:

XM is tangent and XZ is secants: XM² = XY * XZ

9² = 7 * (7+a)

81 = 49 + 7a

7a = 81-49 = 32

a = 32/7 = 4.57