There are 8 sets of 21 cups in 168 cups so 9 times 8 is 72
Answer:
a^2 + b^2 = c^2
Step-by-step explanation:
a^2 + b^2 = c^2
H(t)=-16t²+160
0=-16t²+160
16t²=160
t²=10
t=√10 or 3.16 seconds
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Answer:
JUST B AND D
Step-by-step explanation:
Answer:
I need the answers on the question to answer this. Once you edit I will give you an actual answer.
Step-by-step explanation:
