Mathematics, 11.01.2021 22:20, antasiaturner7

Assume that Q, R, and S are the angles of a triangle, with opposite sides q, r, and s respectively. Select all of the following that represent the law of cosines. q2 = r2 + s2 – 2rscos(Q)

q2 = r2 + s2 – 2qscos(R)

r2 = q2 + s2 – 2qscos(Q)

r2 = q2 + s2 – 2qscos(R)

s2 = q2 + r2 – 2qrcos(S)

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:40, joexx159

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Answers: 1

continue

Mathematics, 22.06.2019 01:00, bbyniah123

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?

Answers: 1

continue

Mathematics, 22.06.2019 02:00, lala158736

Which of the following choices gives you a slope of 3?

Answers: 1

continue

Mathematics, 22.06.2019 02:30, lauren21bunch

(fog)(x) if f(x)=x^2- 4 and g(x)=x^2 + 2 x, f(g(x))= f(x^2+2x) (x^2+2x)^2-4 (x^2+2x)(x^2+2x)-4 (x^4+2x^3+5x+4x^2)-4 x^4+2x^3+4x^2+5x-4 what am i doing wrong

Answers: 1

continue

Do you know the correct answer?

Assume that Q, R, and S are the angles of a triangle, with opposite sides q, r, and s respectively....