which expression can be used to check the answer to 56 divide (-14)=n? A.-14 multiply by n B. n divide (-14) C. 56 multiply by (
2 answers:
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Answer:
3rd option
Step-by-step explanation:
the ratio of b : c is the cos77° , that is
cos77° = =
≈ 0.224951054.
Answer: b = 2a
Step-by-step explanation:
<u>Original equation</u>
a = (1/2) b
<u>Multiply 2 on both sides</u>
a * 2 = (1/2) b * 2
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