Question

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What is the value of x in the triangle?
Enter your answer in the box. Round your final answer to the
nearest hundredth.
URGENT

Answer 1

23.78 cm

Explanation:

size of the missing angle is (180 - 90 - 18) = 72°

angle 72° is opposite the side x. angle 90° is opposite side 25.

x/sin 72 = 25/sin 90

multiply both sides by sin 72:

x = (25 X sin 72) / sin 90

= (23.78) / 1

= 23.78 cm