Answer:
62.5°
Step-by-step explanation:
To find the complement of 27.5° we need to subtract it from 90°
90° - 27.5° = 62.5°
D. HA
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Answer:
FOIL stands for multiply the first, outside, inside, and last terms together. When you FOIL a binomial times itself, the product is called a perfect square. For example, (a + b)2 gives you the perfect-square trinomial a2 + 2ab + b2.
Step-by-step explanation: