2 answers:
Answer:
9) D
10) H
Step-by-step explanation:
9) 12² = 144
10) 1/2 < 3/4
Answer:
Question 9: 144
Step-by-step explanation:
Think about it like multiplication.
12² just means 12x12.
This means 12x12=144, which is your answer.
(This is also the same for 3³, which would be 3x3x3 or 5² which is 5x5)
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180/3x then you get you answer
Answer:Division! :)
Step-by-step explanation:
Octagon - 135 degrees
Decagon - 144 degrees
135 / 144 * 100% = 93.75%
Therefore it is 6.25% less
source 1728.com/polygon.htm
Answer:
-4
Step-by-step explanation:
-5x-12=2x
-3x-12=0
-3x=12
3x=-12
x=-4
Answer:
1.375
Step-by-step explanation:
hope this helps!
