Witch one do you need help with
Answer:
19.2 ft
Step-by-step explanation:

Answer:
245 square inches
Step-by-step explanation:
4(1/2×7×14)+(7×7)
Answer:
5 2/5
Step-by-step explanation:
(2 1/4) / x = (1 1/2) / (3 3/5)
so
x = (2 1/4) * (3 3/5) / (1 1/2)