Kenzie's surface area and volume post.

Triangle = bxh1xh2
=3x5x8.5
____
2
=3x5-
=15
____ x 8.5
2
=63.75cm3

Rectangle = lxwxh
=20x8x16
=2,560cm3

3/8 triangle = bxh h2
=8x4x6.5
___
2
=16x6.5
=16x6.5

1) 3
__ of 104 cm 3
8
= 104
___ x 3

= 39cm3

2) 3

____ - o.375

8

Cylinder= 3.14 r 2 x h
= pixrxrxh
= d
__ = 12
2 ___ = 6
2
= 3.14 x 6 x 6 x 15
= 1.695.6

Steven Francisco's Voume blog post

Triangular prism picture (wont move)

Cylinder

C=3.14x8

C=25.12mm2

r=divide by 2

r=8 divide by 2

r= 4mm

A=pieR2

A=4.14x4x4

A=50.24mm2

TSa=50.24+50.24+25.12= 401..92

Rectangular Prism

Net

10x6=60 10x5=50 6x5=30

Triangular prism

5x3=15

15\2=7.5

7.5x8.5=63.75m3

Rectangular prism

LxWxH

8x20x16=2560cm3

Cylinder

R=d\2

R=12\2

=6

PiexRxRxH

3.14x6x6x15

V=1695.6cm3

Fraction

bxh\2

(4x8\2) =6.5

(32\2) = 6.5

(16) = 6.5

V= 104cm3

3\8 x13 39\104 x13

V=39cm3

hannah's Surface area & Volume post

Oudorn's Surface Area and Volume Post

Triangular Prism





















Cylinder




















Volume:

Triangular Prism









v= (bxh÷2) x h²
v= (4x8 ÷2) x 6.5
v= 16 x 6.5
v= 104cm³



Cylinder








v= πxr²xh
v= 3.14x6x6x15
v= 1695.6cm³



Rectangular Prism












v= l x w x h
v= 20cm x 8cm x 16cm
v= 2560m³



Triangular Prism











v = (bxh÷2) x h²
v = (5x3÷2) x 8.5
v = (7.5) x 8.5
v = 63.75m³

Jay Jay's Surface Area and Volume Post

Rectangular Prism

T+F+S

lxw lxw lxw

5x10=50m2 10x6=60m2 5x6=30m2

TSA=2(T+F+S)

TSA=2(50m2+60m2+30m2)

TSA=2(140m2)

Triangular Prism

bxh/2 8x9/2= 72/2

36x2=72cm

50+45+40=135cm2

TSA= 207cm2

Cylinder

πd

3.14x8=25.12mm

lxw

12x25.12=301.44mm

TSA= 50.24+50.24+301.44

TSA=40192mm2

bxh/2

3 x 5/2=

15/2=

7.5cm3

7.5 x 8.5=63.75m3

l x w x h

20 x 8 x 16= 2560cm3

bxh/2xh

4 x 8/2=

16 x 6.5=

104cm3

3/8=

.375

.375 x 104= 39cm3

πxRxRxH

3.14x6x6x15=1695.6

MANGA MANGA MANGAAAAA

Terence's Surface Are and Volume Post

Volume:

Rectangular Prism

Lxwxh

8x20x16=2,560cm3

Triangular Prism

bxh/2

5x3=15

15/2=7.5

7.5x8.5=63.75m3

Cylinder

d/2=r

12/2=6

PIExrxr

3.14.6x6=113.04

PIEr2xh

113.04x15=1,695.6

Triangular Prism

bxh/2

8x6.5=52

52/2=26

26x4=104

3/8=0.375

104x0.375=39cm3

Surface Area:

Rose's Surface Area and Volume Post

SURFACE AREA

Rectangular Prism





faces-6 of them
-3 sets of 2 are equal faces





































Triangular Prism




-2 faces are the same
-3 rectangular faces

Cylinder




-radius- half of a diameter
-diameter- cut circle exactly in half









































Volume

TRIANGULAR PRISM












RECTANGULAR PRISM













TRIANGULAR PRISM WITH FRACTION
























CYLINDER