Answer:
1728
Step-by-step explanation:
There are 12 numbers that can be used for the first number; 12 for the second number; and 12 for the third number. This means there are a total of
12(12)(12) = 1728 combinations.
Answer: 530.66 units²
<u>Step-by-step explanation:</u>

Material needed = πD x height
π x 3 x (3 x 12) //multiply by 12 to change the 3 feet to inches
= 339.29 in²
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Answer: 339.29 in²
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7x + 14 is the expression that represents the area of this rectangle.
Answer: 5.25
Step-by-step explanation: .35*15=5.25