Can you please help me?

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2

In his stamp album ,jamal has 48 new stamps and 72 used stamps. which ratio can be represented by 3/5

Can you me solve this it says “let f(x)=3x^2-14x+8 and g(x)=x-4