Question

Please help me! Will give medal :)

Answer 1

@hoblos

Answer 2

the surface area is the sum of the areas of all the faces

how many face does this prism have ?

Answer 3

5 faces

Answer 4

great
we have to calculate the area of each
can you ?

Answer 5

umm....maybe can u explain

Answer 6

[Base Area] + 1/2 × Perimeter × [Slant Length]

Answer 7

we have 5 faces,
3 rectangles and 2 triangles
since the triangle is equilateral, thus all it's sides equal 5



what is the area of one rectangle ? and that of one triangle ?