Question

59. If the angles of a triangle are in the ratio 1:3:5, find the angles.
AA
60. In the given figure, AB 1 BC, AB || QR.
Find angles 1, 2 and 3.
12
2
R
3
B.​

Answer 1

The angles can be 20° will be the first angle, 60° will be the second and 100° will be the third

Answer 2

Answer:

sum of angles of triangle = 180

1x+3x+5x=180

9x=180

x=180/9

x=20

1x=1×20

=20

3x=3×20

=60

4x=5×20

=100

this is all angles of triangle