Answer:
7.8 cubic meters
Step-by-step explanation:
1.3 * 1.2 * 5 = 7.8 cubic meters
Answer:
-1.5
Step-by-step explanation:
2(-1/4)(3)
= - 1.5
Use pythagoras theorem to find height. you get, h=4. so volume ,

u get,v=
It is best to use mental math with some equations (5x5 or something that is easy enough that work does not have to be shown 10 dived by 5