Question

19. In a rhombus PQRS, ZPRQ = 50°, find
(a) ZRPQ
S
R
(b) ZRPS
50°
3
3
(c) ZPRS
2
2
3
P
IQ
多
1​

Answer 1

Angle p is 50°

and in rhombus opposite angle is equal

therefore

angle r is also 50°

now opposite side is parrallel

therefore

angel p+s=180°(alt. interior angle)

s=180-50=130°similarly,

anle s and angle q are opposite angles

therefore,

q=130°