Question

Three angles of a quadrilateral are 45⁰ 75⁰ and 105⁰ find the 4th angle.

Answer 1

Answer:

4th angle = 135

HOPE, IT HELPS YOU

Answer 2

Step-by-step explanation:

we know that the sum of all the angles of a quadrilateral is 360degree

so qe have its all three angles as 45, 75, 105 and we just need to find the fourth angle.(let it be x)

45+ 75+105+x = 360 degrees

225 + x= 360

x=360- 225

x= 135 degree