Question

Solve for x in the diagram below

Answer 1

x = 12

Explanation:

The 2 angles add up to 90 degrees, so 3x + x + 42 = 90

3x + x + 42 = 90

Subtract 42 from both sides:

3x + x = 48

3x + x = 4x, so

4x = 48

Divide both sides by 4:

x = 12

Answer 2

X is 180 ...... ghgbcd