Lala eats three times as many pancakes as her little sister Carmen. If Carmen eats m pancakes, how many pancakes does Lala eat?
1 answer:
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Answer:
7986 square meter.
Step-by-step explanation:
Cut the composite shape into two shapes.
One rectangle and one triangle.
Rectangle area = 102×66 = 6732
Triangle area = 66×(140-102)×1/2 = 1254
Add the areas of the two shapes.
6732 + 1254 = 7986
Answer:
The answers are A , C , D
Step-by-step explanation:
Lets revise the rule of exponent
*
*
*
*
Now lets solve the problem
We need all the expressions equivalent to
A.
∵
∵ 2³ = 8
∴
Answer A is equivalent to
B.
∵ 2³ = 8
Answer B is not equivalent to
C.
∵ 2³ = 8
∴
Answer C is equivalent to
D.
∵
∵
Answer D is equivalent to
E.
∵
∵ 2³ = 8
Answer E is not equivalent to
<em>The answers are A , C , D</em>