Devon's Surface Area Post

Rectangular Prism:

lxw (x2)
10x6=60x2
120m²

lxw (x2)
10x5=50x2
100m²

lxw (x2)
5x6=30x2
60m²

TSA=(F+T+S)
=(120+100+60)
=280m<sup>2

Triangular Prism</sup>

lxw

^{5x8=40cm2
lxw}

^5x9=45cm2
lxw
5x10=50cm²

bxh/2

9x8/2

72/2

=36cm2x2

TSA=(50+40+45+36+36)

=207cm²

Cylinder:

d/2=r

8/2=r

4=r

3.14R2

^=3.14x4x4

^=3.14x16

^=50.24mm2

^c=3.14D

^=3.14x8

^=25.12mm

^lxw

^25.12x12

^=301.44mm2

^{TSA=(o+o+square)}

^{=(50.24+50.24+301.44)}

^=401.92mm2