Sin(90-theeta )cos theeta + sin theeta cos(90-theeta)
Sin(90-theeta )cos theeta + sin theeta cos(90-theeta)
Rafeez , 8 Years ago
Grade 10
Trigonometry> Sin(90-theeta )cos theeta + sin theeta co...
1 AnswersHari Sundar Pyda
Sin(90-theeta )cos theeta + sin theeta cos(90-theeta)= cos theta cos theta+ sin theta sin theta= cos^2 theta+ sin^2 theta=1Hope it helps!!
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