Answer:
1. a)
2. e)
3. c)
Explanation:
1.
HD^2 = 9^2 - 7^2
HD^2 = 32
AD^2 = HD^2 + 2^4
AD^2 = 36
AD = 6
2.
PT^2 = 8(8 + OE)
144 = 64 + 8OE
OE = 10
R = OE = 10
3.
x^2 = 41^2 - 9^2
x = 40
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