Recent questions and answers in Trigonometry Answers

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Prove that: (cos theta + cos beta)/(sin beta - sin theta) = (sin theta + sin beta)/(cos theta - cos beta)

answered Aug 5 in Trigonometry Answers by Fermat Level 10 User (71,980 points) | 28 views

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If C= 2 pi by 9,prove that root3.cosec C-secC

answered Aug 3 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 26 views

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if x = sin 30° and y = cos 60° evaluate x^2 + y ^2 divide by y^2 - x^2

answered Jul 30 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 28 views

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tan(π÷4-angle)+tan(3π÷4+angle)=0

answered Jul 18 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 58 views

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tanA/2tanB/2=1/3

answered Jul 17 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 27 views

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a man 1.5m in height standing on top of a vertical building 42m high sees a truck some distance away at an angle of depression of 58.5 degree

answered Jul 14 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 39 views

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a man 1.5m in height standing on top of a vertical building 42m high sees a truck some distance away at an angle of depression of 58.5 degree

answered Jul 13 in Trigonometry Answers by Nelsonae13 (140 points) | 32 views

4 answers

prove that, tan23°+tan22°+tan23°.tan22°=1

answered Jul 2 in Trigonometry Answers by Raaja | 1,315 views

1 answer

prove that cos(A+B)+sin(A-B)=2sin(45+A)cos(45+B)

answered Jun 27 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 68 views

1 answer

can someone simplify, sinx(1+ctn^2x) & ctn^2x/1+ctn^2x.

answered Jun 21 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 16 views

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can someone simplify the following: sinx(1+ctn^2x) and ctn^2x/1+ctn^2x and sinA/tanA - tanA/secA and secY cosY - cos^2Y

answered Jun 21 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 27 views

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simplify secΘ ctnΘ

answered Jun 20 in Trigonometry Answers by jkhenry Level 8 User (36,860 points) | 25 views

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sin0+cos0+tan0=?

answered Jun 18 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 19 views

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Find the possible values of x between -180° to 360°

answered Jun 12 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 26 views

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{sin(x+h) - sin x}/h = {2sin(h/2)cos(x+h/2)}/h

answered Jun 10 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 28 views

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Angle of elevation

answered Jun 7 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 28 views

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Find the value of:cosA+cos (120+A)+cos (120-A)

answered Jun 6 in Trigonometry Answers by Rod Top Rated User (454,400 points) | 19 views

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determine the general solution of :sin 2t =4cos 2t

answered Jun 4 in Trigonometry Answers by Fermat Level 10 User (71,980 points) | 32 views

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