Answer:
12.8d - 40
Step-by-step explanation:
Distributive property: Multiply the outside number with each of the numbers in the paranthesis.
FOLLOW - PEMDAS
Another way:
(4 • 3.2d) - (4 • 10)
(12.8d) - (40)
12.8d - 40
Answer:
The are vertical angles.
Step-by-step explanation:
So as you can see in my picture i drew those lines, they are vertically opposite from each other.
Hope this helps!
Good Luck!
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2 by 3.5 is the area for the model.
Every 1 is meant to represent 20, so multiply both 2 and 3.5 by 20.
2 * 20 = 40
3.5 * 20 = 70
40 * 70 = 2800 in^2
Every 12 inches is 1 foot so divide 2800 by 12^2 (one square foot), or 144.
2800/144 = 19.44444
Round down because .4 is less than half.
Approximately 19 ft^2
Answer:
2 cans to cover the room but she will have a lot of paint left over
Step-by-step explanation:
12*18=216
the area of her room is 216 square ft.
216*2=432
she will need 2 cans