Answer:
c = 12.73
Step-by-step explanation:
a^2 + b^2 = c^2
9^2 + 9^2 = c^2
81 + 81 = c^2
162 = c^2
c =
c = 12.7279221
c = 12.73
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The original price of a shirt is $25, and it’s on sale for 20% off the original price. To determine the sale price of the shirt,
1 answer:
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Answer:
Step-by-step explanation:
1. regroup terms
2. Rewrite as
and 343 as
3. Since both terms are perfect cubes, factor using the sum of cubes formula, , where
and
4. Factor out of
5. Regroup
6. Factor again