Question

how to do this??☝️
and plz explain as I am too new to this​

Answer 1

Answer:

you can solve by formula.

Answer 2

Let the common multiple be x

so, angles are

3x,5x,7x,9x

So, by angle sum pro. of quad.

3x+5x+7x+9x=360

24x=360

x=360/24

x=15

so,

3x=3×15

=45

5x=5×15

=75

9x=9×15

=135

7x=7×15

=105