EXERCISE 11.2Use Cordova Smart Class Software on the smart board in cl

1.	EXERCISE 11.2Use Cordova Smart Class Software on the smart board in class to do Exerciseangles of a triangle are in the ratio 2 : 3 and third angle is 60Â° Find the other two angles of thetriangle.ach of the following figures:
Answer» Let the ratio of angles be x so angles are 2x and 3x . Sum of angles in a triangle is 180° 2x + 3x + 60° = 180° 5x = 120° x = 120°/5 = 24° So, angles are 48° and 72°

EXERCISE 11.2Use Cordova Smart Class Software on the smart board in class to do Exerciseangles of a triangle are in the ratio 2 : 3 and third angle is 60Â° Find the other two angles of thetriangle.ach of the following figures:

Answer»

Let the ratio of angles be x so angles are 2x and 3x .

Sum of angles in a triangle is 180°

2x + 3x + 60° = 180°

5x = 120°

x = 120°/5 = 24°

So, angles are 48° and 72°