Grade C Geometry questions. Straight line graphs Flashcards
1
Q
What is the gradient of the line y = 3x + 4?
A
3
2
Q
Where does y = 2x - 6 cross the y axis?
A
-6
3
Q
Where does the the y = 2x+6 cross the x axis?
A
-3
4
Q
Does the point (2,1) lie on the line y = 2x?
A
no
5
Q
Does the point (2,5) lie on the line y = 2x+1?
A
yes
6
Q
If y = 3x-5, what is the y co-ordinate when x=5?
A
10
7
Q
What is the gradient of the line y = x?
A
1
8
Q
What is the gradient of the line y = 8-2x?
A
-2
9
Q
What is the gradient of the line x+y=4?
A
-1
10
Q
Where does the line y = x+14 cross the y axis?
A
14
