Question
Download Solution PDFIf tan A = \(\frac{7}{24}\), find the value of sin A + cos A.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCalculations:
Given that tan A = 7/24, this means that:
Opposite (sin A) / Adjacent (cos A) = 7/24
By Pythagorous Theorem
Hypotenuse = √((Opposite side)2 + (Adjacent side)2)
Hypotenuse = √((7)2 + (24)2)
Hypotenuse = √(49 + 576)
Hypotenuse = √(625)
Hypotenuse = 25
So, now we have a right-angled triangle with sides 7 (opposite), 24 (adjacent), and 25 (hypotenuse).
sin A = Opposite/Hypotenuse = 7/25
cos A = Adjacent/Hypotenuse = 24/25
Then, sin A + cos A = 7/25 + 24/25 = 31/25
So, the value of sin A + cos A is 31/25.
Last updated on Jan 29, 2025
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