3) If tan A=5/12, find the value of ( sin A + cos A ) x sec A
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Step-by-step explanation:
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Answered by
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Answer:
17/12
Step-by-step explanation:
tan A =5/12
height/base=5/12
So on comparing both sides :
height=5
base=12
hypotenuse=√(height²+base²)
=√(5²+12²)
=√(25+144)
=√169
=13
sin A =height/hypotenuse=5/13
cosA= base/hypotenuse=12/13
sec A =1/cosA=13/12
(sinA+cosA) x secA
= (5/13+12/13)x13/12
= 17/13x13/12
= 17/12
YOU ARE DONE!!!!
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