Cake:
12x15x2
(12x2)^2=576
(15x2)^2=900
15x12. =180
Add all the answers up
576+900+180=1656 square inches of icing
Cupcakes:
48cupcakes
Radius: 1.5
Pi(r)^2
3.14159(r)^2
3.14159(1.5)^2
3.14159(2.25)
7.0685 square inches
More icing on the cake
Answer: Divide 0.93333333333
Step-by-step explanation:
Since 4 pastries is $10. Divide 10 by 4 to find out how much it cost per pastry.
10/4 = $2.5 per pastry
$2.5 * 9 pastries = cost
For 9 pastries, it cost $22.50
Plug it into the table :)
90°, since the two line segments are perpendicular to each other.