Question

10 The angle of a triangle are in the ratio 1:2:6. Find the angles
[Hint : Sum of angles of a triangle = 180°]
11. The perimeter of an isosceles triangle is 50 cm. The base is 11 cm​

Answer 1

Answer:

Angle 1=20

Angle 2=40

Angle 3=120

Step-by-step explanation:

Let

Angle 1=X

Angle 2=2X

Angle 3=6X

Now,

X+2X+6X=180

9X=180

X=20

So,

Angle 1 = 20

Angle 2=40

Angle 3 = 120