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Need help with this one

Need help with this one-example-1
User Wandang
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1 Answer

19 votes
19 votes

Answer:

(d) 42°

Explanation:

An angle bisector divides an angle into two equal parts. The original angle has double the measure of either of the parts.

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setup

∠VSU = 2×∠VST

9x +3 = 2×(5x -3) . . . . . . . substitute given expressions

solution

9x +3 = 10x -6 . . . . . . eliminate parentheses

9 = x . . . . . . . add 6-9x

∠VST = 5(9) -3 = 42 . . . . degrees

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m∠VST = 42°

User Chumakoff
by
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