4 years ago

I’m confused on this one

Mathematics

1 answer:

n200080 [17]4 years ago

3 0

TW is a radius of this circle.

|TW| = |WQ|

SV = VQ therefore m∠WVQ = m∠WVS = 90°. The triangle QVW is the rectangular triangle.

We calculate the length of WQ using the Pythagorean theorem.

$|WQ|^2=3^2+7^2\\\\|WQ|^2=9+49\\\\|WQ|^2=58\to|WQ|=\sqrt{58}\approx7.62$

Answer: TW = √58 ≈ 7.62

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