TOP: l = 5m ; w = 10m

*5 x 10*

a =

a =

*a = l*x

*w*

*a =*50m

^{2}

FRONT: l = 6m ; w = 10m

*a*=

*l*x

*w*

*a =*6 x 10

*a =*60m

^{2}

SIDE: l = 6m ; w = 5m

*a = l*x

*w*

*30m*

a =

a =

^{2}

*a =*6 x 5

Find the total surface area of the prism

TSA = 2(T+F+S)

TSA = 2(50+60+30)

TSA = 2(140)

TSA = 280m

^{2}Rectangles

Rectangle 1: l

*=*5 ; w*= 10*a = l x w

a = 5 x 10

a = 50cm

^{2}^{}

^{Rectangle 2: l = 5 ; w = 9}

^{a = l x w}

^{a = 5 x 9}

^{a = 45m}

^{2}

^{}

a = l x w

a = 5 x 8

a = 40m

^{2}^{}

Triangles: b = 8 ; h = 9

a = bxh÷2

a = 8x9÷2

a = 72÷2

a = 36cm

^{2}TSA = 50 + 45 + 40 + 36 + 36

TSA = 207cm

^{2}l = 12mm ; d = 8mm

r = d/2

r = 8/2

r = 4mm

SA = 2 (π r2)+ (π d h)

SA = 2 (3.14 x 4

^{2}) + (3.14 x 8 x 12)SA = 2 (50.24) + (301.44)

SA = 401.92 mm

^{2}Volume

**Triangular Prism**

V = (bxh÷2)xh

V = 63.75 m³

**Rectangular Prism**

V = *l *x *w *x *h*

V = 20 x 80 x 16

V = 25600 cm³

V = (bxh÷2)x h

V = (8x4÷2)x6.5

V = 16 x 6.5

V = 104 cm³

**Cylinder**

r = d ÷ 2

r = 12 ÷ 2

r = 6cm

V = π x r² x h

V = 3.14 x 6² x 15

V = 1695.6 cm³

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