Question

21. The angles of a triangle are 1 point
in the ratio of 2:3:4. The
smallest angle of the triangle is
OA) 50
O B) 60
O C) 40
OD) 20​

Answer 1

Answer:

the sum of angles of a triangle is 180°

=2x+3x+4x=180

=9x=180

=x= 180/9=20

x=20

2x=2×20=40

3x=3×20=60

4x=4×20=80

The smallest angle of the triangle is c)40

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