I think the answer is 36!
Answer:
-2x-15
Step-by-step explanation:
Use pythagoras theorem to find height. you get, h=4. so volume ,

u get,v=
Answer:
8
Step-by-step explanation:
15 x (1/3+1/5) make common denominators and add
15 x (5/15+3/15) add fractions
15/1 x (8/15) 15 and 15 cancel out and become 1
1/1 x 8/1
1 x 8
8