Question

The angles of a triangle are in the ratio 2: 3: 7. The measure of largest angle is
a) 84"
b) 91
c) 105
d) 98​

Answer 1

let the angles be x

by angle sum property

2x+3x+7x=180

12x=180

x=180÷12

=15

therefore the angles are 30,45,105

the largest angle is 105 (c)