百度试题 结果1 题目What is cos(90°−A) expressed in terms of a function ofA? 相关知识点: 试题来源: 解析 sinA sinA反馈 收藏
What is an angle which is equal to 360 degrees called? What is the complement of a 45-degree angle? What is the complement of an 88-degree angle? What is the complement of a 90 degree angle? What is the complement to a 32 degree angle? What is the complement of a 30 degree angle?
For example value of sinθ in second quadrant is positive but value of cosθ is negative in that quadrant. We must remind the following: For first quadrant, all trigonometric functions are positive. For second quadrant, only sin and csc is pos...
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He≈fuuung . 3. hat is ske doing? she ing jumping. 4. ulcat-ashedcdy: she is riding a bike 5. what is she doong? she is singing. 6. What is le doing? HesinSiOimiming 7. Lhat is he doing? He is playing bssketball. lUat-λaedcosθd 8.? He is playing football. ...
What is trigonometry? The word trigonometry comes from two Greek words. These two words are trigonon (triangle) and metria (measure). Therefore, trigonometry is a branch of mathematics but especially a branch of geometry, that specializes in the measurement of triangles....
Sine function is a trigonometric function that is equal to the ratio of perpendicular and hypotenuse of a right triangle. Learn sine function definition, formula, properties, values for different angles, at BYJU'S.
What is the value of sec (90∘−A)−cotAcos(90∘−A)tan(90∘−A) ? View Solution What is the value of [1013÷53(10+14÷3−1)] ? View Solution What is the value of [2234÷143 of (8−15+4−2÷12)] ? View Solution What is the value of 34÷17×2+4 ?
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Trigonometry is the branch of mathematics that deals with the measurement of angles and the ratio of sides of a right-angled triangle. To know more about trigonometric ratios, formula, applications, visit Cuemath