Question

7.
3. The average of 3 angles of a quadrilateral which are in the ratio of 2:5:4 is 77º. Find all the angles of
9. Which of the following can be angles of a quadrilateral?
(b) 144°, 76°, 98°, 42°
(c) 108°, 87°, 66°, 990
the quadrilateral.
(a) 72°, 69°, 105°, 109°
Hlue of x in each of the following figures​

Answer 1

Answer:

The average of 3 angles of a quadrilateral which are in the ratio of 2:5:4. The average of 3 angles of a quadrilateral which are in the ratio of 2:5:4 is 77 degree.

Answer 2

The average of 3 angles of a quadrilateral which are in the ratio of 2:5:4. The average of 3 angles of a quadrilateral which are in the ratio of 2:5:4 is 77 degree.