SOLUTION: Hi, Please help. I don't fully understand trigonometry. I have this question for homework and have done 2 parts of it but can't figure out the third. Here's The Question: (A)

Question 873785: Hi, Please help. I don't fully understand trigonometry. I have this question for homework and have done 2 parts of it but can't figure out the third.
Here's The Question:
(A)Find the coordinates of the point where y=-3x+10 and y=4x+2 intersect.
(B)Find the angle each line makes with the x axis.
(C)Find the Angle between the lines at the Point of Intersection.
I understand part a and b but not c. Please help I need to understand trigonometry.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
(8/7, 46/7) point of intersection
tan A = and tan B =
A = 75.96� and B = 45�
The other 180 - 76 - 45 = 59� Check All Arithmetic

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