to figure out the area you have to use the formula 1/2 base times height.
In this problem the surface area of the composite figure is equal to the area of the base of the rectangular prism plus the lateral area of the rectangular prism, plus the area of the two triangular faces of triangular prism, plus the area of two rectangular faces of the triangular prism. we know that
Answer:
it is a convenience sample
Step-by-step explanation:
The ratio is 12:28. Or in fraction form it’s 12/28. You can also simplify it to 3/7