12 gallons because u have to find 20÷5 to get 4 and 5÷5 to get 1 and then u have to find what 48÷4 is and it is 12 and u have to do 1×12 to get 12 and that is your answer
Answer:
A=672 m²
Step-by-step explanation:
a²+b²=c² (to find h)
14²+b²=50²
196+b²=2,500
b²=2,304
√b²=√2,304
b=48
h=48
(base×height)÷2
(28×48)÷2
1,344÷2
A=672 m²
The Answer To This Problem is: C.-4
X=2.412 is the correct answer