state true or false (ii) In a triangle right-angled at B, the ratio AB: BC is the same as the ratio of sin A :cos A.
(ICSE)
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Answered by
0
Answer:
true
Step-by-step explanation:
we know,
sinA:cosA = tanA
tanA =AB:BC , if right angle is at B
[because tanA = perpendicular / Hypotenuse
OR
opposite side / Hypotenuse ]
Answered by
1
Answer:
true
Step-by-step explanation:
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