The area of sector is 1.57 m²
<u>Explanation:</u>
Given:
Radius, r = 3 m
Central angle of a sector = 1/9π radians
Area of sector, A = ?
We know:
Area of sector, A =
where,
α is the central angle in radians
On substituting the value we get:
Therefore, the area of sector is 1.57 m²
Answer:
Her grocery bill was <u>$4.62</u>.
Step-by-step explanation:
There is some mistake in question so the correct question is:
Sherry bought 6 apples at 43¢ per apple. She then bought 4 oranges at 51¢ per orange. How much was her grocery bill?
Now, to find the grocery bill.
As the units are given:
<em>43¢ per apple and </em>
<em>51¢ per orange.</em>
$1 = 100¢.
So, the cost of 6 apples =
Thus, the cost of 6 apples = $2.58
And the cost of 4 oranges =
Thus the cost of 4 oranges = $2.04
Now, to get the total grocery bill we add the cost of apples and oranges:
Therefore, her grocery bill was $4.62.