Mathematics, 29.10.2020 20:20 khynia11

Which of the following equations could be solved to determine the length of QR? Question 16 options:

A)

QR2 = 202 + 272 – 2(20)(27) ⋅ cos 99°

B)

QR2 = 202 + 272 – cos 99°

C)

QR2 = 202 + 272 – 2(20)(27)

D)

cos99/QR = cosR/20

Which of the following equations could be solved to determine the length of QR?

Question 16 optio

Answers: 3

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Which of the following equations could be solved to determine the length of QR? Question 16 options...

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More questions: Mathematics Another questions

Which of the following equations could be solved to determine the length of QR? Question 16 options: A) QR2 = 202 + 272 – 2(20)(27) ⋅ cos 99° B) QR2 = 202 + 272 – cos 99° C) QR2 = 202 + 272 – 2(20)(27) D) cos99/QR = cosR/20

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Another question on Mathematics

Which of the following equations could be solved to determine the length of QR? Question 16 options:

A)

QR2 = 202 + 272 – 2(20)(27) ⋅ cos 99°

B)

QR2 = 202 + 272 – cos 99°

C)

QR2 = 202 + 272 – 2(20)(27)

D)

cos99/QR = cosR/20