Using pythagorean identities,tan(sin^-1(-5/13))= tan(arcsin(-5/13))
Let A = arcsin(-5/13) = -arcsin(5/13)
Thus, sin A = -5/13 and cos A = sqrt(1 - (5/13)^2) = 12/13.= tan(A)= sin(A) / cos(A)= -5/13 / (12/13)= -5/12
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Answer:
(3,4)
Step-by-step explanation:
The amount of steps applied from the reflection line to the point would be also applied inversely to the image point (after reflection).
From y=x to (4,3), it goes 1 down and also goes 1 right. (NOTE: It does not go down and right. Instead, it goes <em>either</em> down and right)
So now inverse that to make 1 up and also going 1 left.
Answer:
x=6
Step-by-step explanation:
7x+12=9x
simplify
subtract 7x from both sides
12=2x
divide both sides by 2
x=6
To start I would add 400 + 200, and that equals 600.
Then I would add 30 + 50, and that equals 80.
And then I have 2 left over.
600 + 80 = 680
Add the left over 2, so 680 + 2
680 + 2 = 682. Your answer is 682.
I hope this helps!
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Answer:
3) ED
Step-by-step explanation:
3)ED
as u can see, AC has a 90 degree angle with ED