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Mathematics
10th -
11thgrade
Coordinate Geometry: Equation of a Straight Line
15 questions
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- 1. Multiple Choice
The equation of a straight line is in the form of .....
y=x
y=mx
y=mx+c
y=mx+mc
- 2. Multiple Choice
We can choose any two points on a line to find its gradient. True or False?
True
False
- 3. Fill in the Blank
What is the gradient of the line y=2x-3
- 4. Multiple Choice
Which of these lines has a negative gradient?
Orange Line
Blue Line
Red Line
Green Line
- 5. Multiple Choice
Find the gradient for the PURPLE line.
-3
3
-1
1
- 6. Multiple Choice
What is the gradient of this red line?
2
−½
½
−3
- 7. Multiple Choice
What is the gradient of this line?
2
½
−2
−½
- 8. Multiple Choice
What is the gradient of the line AD?
⅘
−⅘
1¼
−1¼
- 9. Multiple Choice
Find the y-intercept for the PURPLE line.
−3
4
−2
2
- 10. Multiple Choice
What is the y-intercept of this line?
2
−3y
3
−3
- 11. Multiple Choice
What is the y-intercept of the line y=4x-6?
6
4
4x
−6
- 12. Multiple Choice
Which of these lines will intercept the y-axis at 5?
y=x+5
y=5x
5y=5x+5
y=x-5
- 13. Multiple Choice
Write down the equation of this line.
y= 2x+1
y= −2x+1
y= 2x−½
None of the above
- 14. Multiple Choice
The equation of this line is y=x+2. True or False?
True
False
- 15. Multiple Choice
A straight line joins the points A (-2, -3) and C (1, 9).
Find the equation of the line AC in the form y = mx + c.
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