Monday, April 14, 2008

Israelie's BOB

Surface Area of a Rectangular Prism





---H=2 W=2 L=4---


SA=2(HxL)+2(HxW)+2(LxW)

=2(2x2)+2(2x2)+2(4x2)

=2(4)+2(4)+2(8)

= 8+8+16

= 32 cm²


















Volume of a Rectangular Prism



---L=5 H=2 W=2---


V= LxHxW
= 5cm x 2cm x 2cm
= 20cm³

OR

area of the base x height
=10cm x 2cm
= 20cm³



:)

No comments: