John's Surface Area Post

Rectangular Prism


Cylinder



Triangular Prism

1)

(bxh÷2)xh
5x3= 15m÷2= 7.5m
7.5x8.5= 63.75m<sup>3

2)</sup>

<sup>AOBxh
lxwxh
8x20x16 =
2560cm3


3)

(bxh÷2)xh
4x8÷2x6.5
4x8=32÷2= 16
16x6.5= 104cm
104÷8= 13
13x3= 39cm3

4)


V= πr2xh
V= (3.14x6x6)x15
V= 113.04x15
V= 1695.6cm3</sup>