Question

7. In the given figure, AOB is a straight line and the ray OC stands on
it.
II ZAOC = (2x - 10)° and BOC = (3x +20), find the value of x.
Also, find ZAOC and ZBOC.
(3x+ 20y
(2x-10)
A
0
D
8. In the given figure, AOB is a straight line and the rays OC and OD
stand on it.
If ZAOC = 65°, ZBOD = 70° and ZCOD = xº, find the value of x.
65%
70
A
0
B
42°
O
9. In the given figure, two straight lines AB and CD intersect at a
point o.
If LAOC = 42°, find the measure of each of the angles:
(1) ZAOD (11) ZBOD (iii) ZCOB
A
P
0. In the given figure, two straight lines PQ and RS intersect at o.
If Z POS = 114°, find the measure of each of the angles:
(1) Z POR (11) ZROG (111) ZOOS
S
R
0
B
1. In the given figure, rays OA, OB, OC and OD are such that
ZAOB = 56°, ZBOC = 100°, ZCOD = xº and ZDOA = 74º.
​

Answer 1

Answer:

in attachment.

Step-by-step explanation:

Use your brain and you will understand it.