Question

see drawing

Area question!

Answer 1

Please explain using 2(bh/2)+Ph

Answer 2

http://math.about.com/od/formulas/ss/surfaceareavol_6.htm

... I don't get that formula :(

Answer 3

Do you know the answer?

Answer 4

not sure... let's see.

Answer 5

The height, h, is:\[h=\sqrt{5^2-4^2}=3 \]The sum of the triangle areas is 2(bh/2)=\[2\left(\frac{8*3}{2}\right)=24 \]The area of the sides and the floor is\[2*(17*5)+(17*8)=306 \]Adding up all of the areas yields 330 square units.

Answer 6

I think I ahve the formula figured out! @robtobey would you like to know?

Answer 7

*have