How do i solve for DG?

asked Feb 8, 2023 152k views

2 votes

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3 votes

Answer:

25.9

Explanation:

Tangents drawn from a common external point are equal.

$10x-31=2x+17 \\ \\ 8x-31=17 \\ \\ 8x=48 \\ \\ x=6 \\ \\ \implies GE=29 \\ \\ DG=√(29^2-13^2) \approx 25.9$

Jpecht answered Feb 12, 2023

3.8k points

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