The Line Flashcards
1
Q
Point: -4, 2
Slope: 3
7.
Find equation of line
A
3x-7y+26=0
2
Q
Find slope
Equation: 3x-7y+26=0
A
3
7
3
Q
Line: x-2y+1 is a distance 2[5] from point 3,k
Find k
A
k= -3
k= 7
4
Q
Find the distance between parallel lines
3x-4y+10=0
3x-4y+15=0
A
d=1
5
Q
Find the equation of the lines which pass through (-3,-4) and are [10] from (2,1)
A
m=3
m=0.3333
*sub back into formula
6
Q
Find the angle between the two lines
7x+8y-7
4x-3y-4
A
Tan (o)= 85.68
7
Q
a=-1,3
b=6,-11
r is a point on ab where ar:rb=3:4
A
r=2,-3
8
Q
a=3,2
b=18,12
ab is a product of c
ac:bc=7:2
A
c=24,16
9
Q
a=-3,1
b=2,3
c=3,-4
Find the area of abc
A
Area= 18.5 units
