Asked by thomas

A rectangular piece of cardboard 9" x 12" is made into an open box by cutting a 2 1/2" square from each corner and bending up the sides. Find the volume of the box if no allowance is made for overlapping of the edges.

a. 70 cu. in.
b. 154 3/8 cu. in.
c. 195 cu. in.
d. 270 cu. in.
e. 700 cu. in.

pleace answer and explain
Answered by Ms. Sue
4*7*2.5 = ?
Answered by thomas
why use 4 x 7
Answered by Ms. Sue
Cutting 2.5 inches from each end of the cardboard:

9 - 5 = 4
12 - 5 = 7
Answered by thomas
ok , thank you
Answered by Ms. Sue
You're welcome.
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