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PLEASE HELP!!
I don't know how to solve this please explain how to solve as well​

PLEASE HELP!! I don't know how to solve this please explain how to solve as well​-example-1

1 Answer

3 votes

Answer:

arc VU = 80°

Explanation:

the secant- secant angle VPU is half the difference of the measures of the intercepted arcs, that is

∠ 1 =
(1)/(2) (VU - ST) , that is

30° =
(1)/(2) (VU - 20) ← multiply both sides by 2 to clear the fraction

60° = VU - 20° ( add 20° to both sides )

80° = VU

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