## А.

т.

b a 85°

cla

e TP

В

1. AB and CD are two parallel lines.

2. If a = 50°, find b, c, d, e, f, g and h.

b. If h = 80°, find d and c.

c. If a = 2y – 10 andy = y + 20, find a and

ndig

d. ifc: f= 4:5, find g.

e. Iff = 5x and d = x + 40, find h.

1. Calculate p.

m

2 1

В