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Possible side lengths for a rectangular fence are 8 feet, 10 feet, and 12 feet. Marsha
1 answer:
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To solve this problem, we will use the formula for permutation. A permutation is where the order of the things in the set matter.
Solution:
₁₂P₅ =
= 12 x 11 x 10 x 9 x 8 = 96,040 different ways that can be made.
Solution:
₁₂P₅ =
Answer:
Step-by-step explanation:
A. (b - 10)(b + 10) = 180
-100 = 180
= 280
b =
b = 2
Your A is correct.
B. 2 - 10 = c
c = 6.733200531 = 6.73 Try rounding to 3 significant figures.
C. 2 + 10 = d
d = 26.73320053 = 26.7
You are correct in all 3 answers. Perhaps you should try rounding to 3 significant figures for your c and d values.
I hope this helps!! ^-^