Question

Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar.

Represent the measurement of angle B in the figure.



In the figure, angle A and angle D are complementary. The measurement of angle D is 45°. Complete the equation to solve for b, the measurement of angle B.

180 = __ + (90 –__ ) + b

Answer 1

angle b is 45° as it is alternative angle of d so equal to d.

Explanation:

now....

180 = 90+(90-45)+b

90+45+45

90+90

=180