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Diagram 6(b)(i) shows a regular pentagon PQRST and a right-angled triangle RUV. Find the value of x.

Diagram 6(b)(i) shows a regular pentagon PQRST and a right-angled triangle RUV. Find-example-1
User ButuzGOL
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1 Answer

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x = 45 degrees

If each angle of a triangle sums up to 180 degrees, then subtract 90 from 180 and split the difference in half to get the other angles
User Shayan Shafiq
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