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stira [4]
3 years ago
7

Please help with everything except four! thank you!!

Mathematics
2 answers:
Tomtit [17]3 years ago
8 0

1. when finding the area, use base x height. answer= 144in²

2. when finding perimeter, add all sides up. answer= 48in

3. when finding volume, multiply base, width and height. answer= 125in³

5. when finding area of triangle, multiply base and height then divide by half. answer= 54cm²

Vlad [161]3 years ago
4 0
1) L×W 12×12=144
2) 12+12+12+12=48
3) L×W×H 5×5×5= 125
5) B×h/2 12×9=108/2=54
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