10th MATH
4. If A < B then check the relation be-
tween cos A and cos B.
AS2
Sol.
Answers
Answered by
2
Answer:
cos A= side adjacent A/ Hypotenuse
= AC/AB
Similarily,
cos B= side adjacent B/ Hypotenuse
= BC/AB
Now it's given that,
cos A = cos B
AC/AB = BC/AB
We know that in a triangle,
angles opposite equal sides are equal.
Angle B = Angle A
Hence proved.
HOPE IT HELPS YOU!!
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Answered by
3
Answer:
The above answer is correct happy Republic day have a nice day
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