Question

A b and c are interior angles of triangle if angle a =90 find value of b+c/2

Answer 1

a+b+c=180

b+c=180-a

b+c=180-90

b+c=90

b+c/2=45

Answer 2

Answer:

[tex]a + b + c = 180 \\ \\ b + c = 180 - 90 \\ \\ \frac{b + c}{2} = 45 \\