How many ways can you make change for $0.40 using only nickels dimes and quarters
2 answers:
You might be interested in
Answer:
The value of n must be a positive number.
Step-by-step explanation:
Area of a square is given by where
is the side of the square.
Now, given the area of the square is .
OA) If the area had been zero, i.e., then it means that there is no square at all.
OB) Also, it can not be any other number other than zero as this can include negative numbers as well. And an area being negative makes no sense. (OD) is eliminated as well.
So, the area should be positive.
Answer: B=27 m²
Step-by-step explanation:
Based on the information in the problem, if the volume V of a rectangular pyramid varies jointly as the area of the base B and the height h, you can write the following equation:
Where k is a constant.
You can calculate k as following:
When you solve for k you obtain:
Then, when V=81 m³ and h=9m m, B is: