Step-by-step explanation:
Simple
First we have to find out cost of each cake so
Cost of 1 cake = 13.20 ÷ 8 = 1.65
Cost of 12 cakes = 1.65 × 12 = 19.8
B. 3x4 design makes a better statement in which the design is 4inches tall and with a diameter of 3 inches
Answer: x=6 y=6
Step-by-step explanation:

Since the right parts of the equation are equal, therefore the left parts of the equation are also equal:

Divide both parts of the equation by 2:

Step-by-step explanation:
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1000
Step-by-step explanation:
Find the height of the triangle using the Pythagoras theorem
Then, use it to calculate the area of the triangle