Answer:
Part A) Use the identity 
Part B) 
Step-by-step explanation:
we know that
----> by trigonometric identity
we have

substitute in the expression above

solve for tan(A)



square root both sides

Remember that Angle A terminates in quadrant IV
so
The value of tan(A) is negative

<em>Find the value of cot(A)</em>
we know that
----> is the reciprocal
therefore

simplify

Y2-y1 / x2-x1
so, 3-1 =2 and 4-3=1
2/1 is 2
28 laps/hour
You divide 35 by 1.25, and you get 28.
Another way is to look at it as 5/4. So 35 divided by 5 gives you 7 laps per 1/4 hour. Then 7 times 4 gives you 28 laps per hour.
Answer:
first answer
Step-by-step explanation:
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