Determine the value of cos 53 °. The angle 53 ° lies in the 1 s t quadrant and the function of cosine is positive in the 1 s t quadrant. Hence, the value is cos 53 ° = 0. 602.

2018年5月17日 · Answer: The answers are cos 53° = 3/5, sin 53°=4/5 Step-by-step explanation: Given problem is about finding the values of 53°, 53° let assume that ABC is a right angled triangle in triangle ABC, if ∠B = 90°, ∠A = 53° then angle ∠C must be …

2020年3月5日 · The value of Cos 37 in the fraction is 4/5.The value of cos 37=4/5 can be found by simple calculation of trigonometric identityThe value of sin 53 is 4/5 and co…

2017年4月11日 · Answer: It can be or Step-by-step explanation: There can be two values of sin (37°) cos (53°) CASE – 1 In the first case, we change cosθ in terms of sinθ sin (37°) cos (53°) Here cosθ can be written as sin⁡ (90°-θ) = sin (37°) sin (90° - 53°) = sin (37°) sin (37°) CASE – 2 In the second case, we change sinθ in terms of cosθ

Without using trigonometric tables, prove that: (i) sin53° cos37° + cos53° sin37° = 1 (ii) cos54° cos36° − sin54° sin36° = 0 (iii) sec70° sin20° + cos20° cosec70° = 2 (iv) tan 15° tan 60° tan 75° = 3 (v) tan48° tan23° tan42° tan67° tan 45° = 1 (vi) (sin72° + cos18°) (sin72° − cos18°) = 0 (vii) cosec 39° cos 51° + tan 21° cot 69° – sec 2 21° = 0

2019年2月19日 · The value of cos 53 degrees and sin 37 degrees can be found using a calculator or by using a table of values for the trigonometric functions. The value of cos 53 degrees is 0.6339 and the value of sin 37 degrees is 0.6018.

The correct option is A 9/25 sin37°.cos53°= sin37.cos(90−37) = sin237= 9/25

You visited us 1 times! Enjoying our articles? Unlock Full Access!Without using trigonometric tables, prove that: i sin 53∘ cos 37∘+cos 53∘ sin 37∘=1 ii cos 54∘ cos 36∘ sin 54∘ sin 36∘=0 iii sec 70∘ sin 20∘+cos 20∘ cosec 70∘=2 iv sin 35∘ sin 55∘ cos 35∘ cos 55∘=0 v sin 72∘+cos 18∘sin 72∘ cos 18∘=0 vi tan 48∘ tan 23∘ tan 42∘ tan 67∘=1

2016年8月9日 · There is no formula to calculate the value of Sin 53 degrees and cos 53 degrees. But if we check the sin table then we will get sin 53 degrees as 0.7986 whereas the value of cos 53 degrees would be 0.6018.

2023年6月17日 · To calculate the value of sin 37 + cos 53, we need to evaluate the sine of 37 degrees and the cosine of 53 degrees separately, and then add the results. Using a scientific calculator or trigonometric tables, we find: