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I need help on this question

I need help on this question-example-1
User Wodin
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1 Answer

8 votes

Answer:

Explanation:

∠WTX = ∠WUV (facing same arc WV)

9x + 18 = 15x

6x = 18

x = 3

In ΔXUV,

∠VXU = 180 - 15x - (3x + 21)

= 180 - 18x - 21

= 159 - 18(3)

= 159 - 54

= 105°

User Shubho Shaha
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5.8k points