Question

please help me!
find the surface area of the right prism!!

Answer 1

Area of two triangles: $A=2(\frac{bh}{2})=2(\frac{8\times6}{2})=48$
Area of sides: $A=(6\times7)+(8\times7)+(10\times7)=(6+8+10)(7)=168$

Total Area=$48+168=216cm^{2}$