4(9+7-9)
the nines cancel
4*7 =28
Answer:
13 m
Step-by-step explanation:
volume=1/2(b×h)×length/height
height =volume÷base area(1/2b×h)
832÷64=13m
Answer:
262.5
Step-by-step explanation:
35 percent * 750 =
(35:100)* 750 =
(35* 750):100 =
26250:100 = 262.5
Answer:
h = 7.333....
Step-by-step explanation:
Formula is A = 1/2h(b1+b2)
Area 77 determine the height
77=1/2h(14+8)
77 = 1/2h(22)h
77/10.5 = 10.5h/1.5
solve for h = 7.333....
