Origin region 0,0
Definitely wrong
Answer:
20%
Step-by-step explanation:
i divided the percentages each by 45 and so% was 4.4. 20% was the closest to 45.
The formula for the total surface area of a right prism is T. S. A. =ph+2B where p represents the perimeter of the base, h the height of the prism and B the area of the base, I hope this helps.
God bless :)
For the cylinder on the left-hand-side,

now, for the triangular prism on the right-hand-side,
notice is really just 2 triangles and 3 rectangles, stacked up to each other at the edges.
the triangles have a base of 4, and a height of 1.5.
the rectangle on the left and the one on the right is a 6x2.5 rectangle.
the rectangle at the bottom, is a 4x6 rectangle.
adding their areas, is the area of the prism,
Answer:
40
Step-by-step explanation:
x = (180-100)/2 = 40