C) interior angle < 180°
d) interior angle > 180°
rj sou
s) convex quadrilate, si
t) 90°
level
abcd is a trapezium. ab//cd, ac & bd are diagonals intersect at 01
oa = 5cm, oc = 10cm, then bois
4) 5: 2
1) 1: 2
3) 2: 5
2) 2: 1
prehension type:
in trepzium abcd, ad//bc zbad = 30°. zadc = 45°, bc = 6unit,
ab=12units, then