Emma uses a 250 meter roll of crepe paper to make streamers. How many dekameters of creme paper does emma use?
2 answers:
You might be interested in
Answer:
Approximately 201 squared inches.
Step-by-step explanation:
So, the composite figure is made up of a square and a semi-circle. The square has side lengths of 12 and the semi-circle has a radius of 6.
The total area of the figure would be the area of the square plus the area of the semi-circle. Thus, find the area of each individual figure.
Square:
The area of a square is given by:
Where l is the side length.
Substitute 12 for l:
So the square is 144 square inches.
Semi-circle:
The area of a semi-circle is given by:
Substitute 6 for r and 3.14 for π:
Therefore, the total area is: