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the base of a prism are right triangles with leg lengths of 7 inches and 5 inches. the prism height is 12 inches. what is the volume of the prism?
105 cubic inches
203 cubic inches
210 cubic inches
420 cubic inches

the base of a prism are right triangles with leg lengths of 7 inches and 5 inches. the prism height is 12 inches. what is the volume of the prism? 105 cubic inc class=

Answer :

bikuuthegreat2

Given

in triangular base

Lenght (l) = 7 in.

width (w) = 5 in.

now,

CSA = 1/2 b×h

= 1/2×7×5

= 17.5 in.²

then,

Vol. = CSA × height

= 17.5×12

= 210 in.³

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