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Mathematics 11 Online
BlazeNeedsHelp:

can anyone help me on finding the volume of a trapezoidal prism

justjm:

The volume for any prism is V=bh for the base, just find the area of the base, which is the trapezoid here. Then multiply by height.

BlazeNeedsHelp:

1 attachment
BlazeNeedsHelp:

i no understand

BlazeNeedsHelp:

i got 448 lmao

justjm:

here I would divide the figure into two parts and then add the volumes for each respective portion. |dw:1582225408683:dw| That is original figure, I'll show you how to make the cross section

justjm:

|dw:1582225535106:dw|

justjm:

then you can add volumes

BlazeNeedsHelp:

._. i no get it

imqwerty:

Think of it as trapeziums stacked on top of each other

imqwerty:

find the area of one trapezium and multiply it by height, that'll be your volume

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