amandaaarmentaa

11.11.2019 • 

Mathematics

Antonia bought a set of dishes, a towel, and a candle at a housewares store. the set of dishes cost $35.60, the towel cost $21.63, and the candle cost $9.94 before any coupons or discounts.

she used a $0.50-off coupon on the candle, a $2.75-off coupon on the towel, and the set of dishes was on sale for 10% off the regular price. which of the following best describes the amounts that antonia saved?
she saved the greatest percentage on the candle.

she saved the greatest percentage on the towel.

she saved the same percentage on the towel and the set of dishes.

she saved the greatest percentage on the set of dishes

Ответ:

alinegonzalez0027

09.01.2022

Mathematics

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She saved the greatest percentage on the dishes is the best answer.

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Ответ:

magicallyhello

06.12.2021

Mathematics

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If you are familiar with certain Pythagorean triples and other triangle relationships, you can eliminate the first three possibilities easily.
  A. You know that 3, 4, 5 is a right triangle, so 3, 4, 7 cannot be
  B. You know that 9, 40, 41 is a right triangle, so 9, 40, 42 cannot be
  C. You know that 8, 8√3, 16 is a right triangle, so 8, 15, 16 cannot be
  D. 20² +21² = 400 +441 = 841 = 29²

The appropriate choice is ...
  D. 20, 21, and 29

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