Answer:
Step-by-step explanation:
sum of all the angles in a triangle=180
let the angles be 2x, 4x and 3x
so, 2x+4x+3x=180
9x=180
x=20
so smallest angle 2x= 2(20)= 40 degrees
40° is the smallest angle of the triangle.
Hope it helps!
5(3 + 13)
Base + 4 triangles
(18.4)(27.6) + 2(½×27.7×17.6) + 2(½×18.4×20.4)