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Please help! image is below,


If b = 45, and c = 4 , then a = ___ units.

Please help! image is below, If b = 45, and c = 4 , then a = ___ units.-example-1

2 Answers

2 votes

Answer:

a = 26.5 units.

Explanation:

User Hidalgo
by
4.4k points
7 votes

Answer:

14

Explanation:

By intersecting tangent and secant theorem:


{a}^(2) =c(b + c) \\ \\ {a}^(2) = 4(4 + 45) \\ \\ = 4 * 49 \\ \\ a = √(4 * 49) \\ \\ a = 2 * 7 \\ \\ a = 14

User Gregory MOUSSAT
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4.6k points