Answer:
B.
Step-by-step explanation:
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Answer:
the answer is d
Step-by-step explanation:
The area of the following shape is 50
"a ∝ b" means "a is proportional to b", which in turn means there is some constant k such that
a = kb
We're given that a = 18 and b = 3, so that
18 = 3k ⇒ k = 6
Then when b = 5, we would have
a = 6 × 5 = 30