Question

The ratio of the angle of a triangle are 3:3:4. What are the angle measures and the triangles classificatiob ?

A 54° 54° and 72° equilateral triangle
B 54° 54° and 72° acute truangle
C 36° 36° and 108° scalene triangle
D 36° 36° and 108° obtuse triangle

Answer 1

let the angles be 3x,3x and 4x

so 3x+3x+4x = 180
therefore x= 18

so, angles are 54,54,72 °

so it's B !!