Finding Angle Between Two Points - Angle Worksheet With Answers
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1
2Finding Angle between Two Points
Name:
Calculate the angle of the circle relative to (0,0).
A n s w e r s
First find the slope.
33.69°
(y
-y
)÷(x
-x
) = m
1.
2
1
2
1
(4,5)
(4,5)
(5-0)÷(4-0) = 1.25
12.53°
2.
Then find the arc tangent (aka. inverse
26.57°
tangent) of the slope.
3.
arctan(1.25) = 51.34°
26.57°
4.
1)
2)
3)
69.44°
5.
(6,4)
71.57°
6.
(9,2)
(2,1)
29.05°
7.
82.87°
8.
4)
5)
6)
(3,9)
45.00°
(3,8)
9.
(8,4)
36.87°
10.
38.66°
11.
26.57°
12.
7)
8)
9)
(1,8)
(7,7)
(9,5)
10)
11)
12)
(8,6)
(5,4)
(4,2)
1-10 92 83 75 67 58 50 42 33 25 17
Math
1
11-12 8
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