WebIf sin theta=4/5, what is the value of cos theta? Submission accepted by Ruchi Chhabra See parent question Answer Request Follow · 1 2 Answers Sort Recommended Basudev Banik 2 y sin theta=4/5,then (cos )^2theta=1- (sin)^2 theta=1–16/25=9/25 or cos theta=3/5 Lima Bean 2 y cos theta = 3/5 Continue Reading View 17 other answers on parent question WebBeginning with the inside, we can say there is some angle such that θ = cos − 1 (4 5), θ = cos − 1 (4 5), which means cos θ = 4 5, cos θ = 4 5, and we are looking for sin θ. sin θ. We can use the Pythagorean identity to do this.
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Solve sin(θ) Microsoft Math Solver
WebAnswer (1 of 5): In a right triangle the cos Theta is the side adjacent to the angle (4) divided by the hypotenuse ( side opposite right angle or 5) so you have 4/5 or .80. On your calculator use the arccos button or hit second then cos and input .80 and you will get the angle, in this case 36.87... Web10 nov. 2024 · Hypotenuse: The side opposite to the right angle is the hypotenuse, It is the longest side in a right-angled triangle and opposite to the 90° angle. Base: The side on which angle C lies is known as the base. Perpendicular: It is the side opposite to angle C in consideration. Trigonometric Functions. Trigonometry has 6 basic trigonometric … list of all legend of zelda games