Web1 okt. 2024 · Find the value of : Sin 30 °.cos 60° + cos 30°.sin 60° Is it equal to sin 90° or cos 90°? trigonometry cbse class-10 Share It On 1 Answer +1 vote answered Oct 1, 2024 by Ria (55.2k points) selected Oct 1, 2024 by faiz Best answer sin 30°cos 60° + cos 30° sin 60° It is equal to sin 90° = 1 but not equal to cos 90° as cos 90° = 0 Web16 mrt. 2024 · sin 60° = √3/2 sin 90° = 1 So, our pattern will be like 0, 1/2, 1/√2, √3/2, 1 For cos For memorising cos 0°, cos 30°, cos 45°, cos 60° and cos 90° Cos is the opposite of sin. We should learn it like cos 0° = sin 90° = 1 cos 30° = sin 60° = √3/2 cos 45° = sin 45° = 1/√2 cos 60° = sin 30° = 1/2 cos 90° = sin 0° = 0 So, for cos, it will be like

Find the value of : Sin 30°.cos 60° + cos 30°.sin 60° Is ... - Sarthaks

WebCosine calculator Sine expression calculator. Expression with sin(angle deg rad): WebFind the value of sin60 o geometrically. Easy Solution Verified by Toppr ⇒ Draw an equilateral ABC ⇒ In ADB,∠D=90 o ⇒ Let a be the side of equilateral triangle. ∴ … craig klemich

Find the value(sin30+cos30)-(sin60+cos60) - Brainly

WebCalculate the value of the sin of 0.5 ° To enter an angle in radians, enter sin (0.5RAD) sin (0.5 °) = 0.00872653549837393 Sine, in mathematics, is a trigonometric function of an … Web18 okt. 2015 · Find an approximate value of the sine of 61 degrees. Use the fact that $\sin 61° = \sin (60°+1°)$ to give an approximate value of $\sin 61°$ in terms of $\pi$. My … WebFrom the above equations, we get sin 60 degrees exact value as √3/2. In the same way, we can find the values for cos and tan ratios. Therefore, the exact value of sin 60 degrees … diy chalk paint recipe corn starch