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Given 15 cot A = 8 find sin square A |
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Answer» Answer: 15 Step-by-step explanation: Given, 15cotA=8 cotA= 15 8
=> tanA= 8 15
-------(tanA= cotA 1
) We know that, tanθ= adjacentSide oppositeSide
Consider the attached figure, triangleABC From Pythagoras THEOREM, =AB 2 +BC 2
AC 2 =8 2 +15 2 =64+225=289 AC=17 cosA= Hypotenuse adjacentSide
= AC AB
= 17 8
secA= cosA 1
= 17 8
1
8 17
sinA= Hypotenuse oppositeSide
= AC BC
= 17 15 plz follow me and Mark as brainliest |
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