Question

What is the value of x?

Answer 1

Answer:415

Explanation:

Angle DBE + Angle CBE = 90°

(0.1x-22)° + (0.3x-54)° = 90°

(0.4x - 76)° = 90°

(0.4x)° = 166°

x= 1660/4 = 415

(0.1 415 - 22)° + (0.3 415-54)° = 90°

41.5 - 22 + 124.5 - 54 = 90

166 - 76 = 90