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dtbrooks4792
18.01.2020 •
Mathematics
Sandra knows the pythagorean identity sin 2 θ + cos 2 θ = 1 . if she is told that 0 ≤ θ ≤ π 2 and cos θ = 5 12, what will she get when she correctly calculates tan θ ?
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Ответ:
Step-by-step explanation:
We have been given that Sandra knows the Pythagorean identity
. She is told that
and
.
First of all, we will find value of sine theta using the given identity.
Therefore,
.
Ответ:
3/4
Step-by-step explanation:
We can find the slope given two points by using
m = (y2-y1)/(x2-x1) where one point is (x1,y1) and the other is (x2,y2)
We have the points (4,7) and(8,10)
= (10-7)/(8-4)
= 3/4