Mrs Doubtfire is planning to place a fence around her backyard. The fencing costs $1.95 per yard. She buys f yards of fencing an
1 answer:
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Answer:
Step-by-step explanation:
Given that,
Radius of a cone, r = 13 cm
Slant height of the cone, l = 20 cm
We need to find the surface area of the cone. The formula for the surface area of the cone is given by :
Put all the values,
So, the surface area of the cone is .
Answer:
$378
Step-by-step explanation:
To find the interest that the shelter payed on this loan, we use the formula: .
P = $6,300
r = 8% or 0.08
t = 9/12
Now we substitute the values into our formula.
.
So the shelter payed a total of $378 in interest to the bank.