Circles Equations and Tangents
Authored by Barbara White
Fun, Mathematics
10th Grade
CCSS covered
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5 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
3
7
9
2
Tags
CCSS.HSG.GPE.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is the equation of the line that is perpendicular to the line y=2.5x+6 which crosses the y-axis at the point y=10
y=2.5x+10
y=1/2.5x+10
y=-1/2.5x+10
y=-2.5x+10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diagram shows the circle x^2 + y^2 = 40 with a tangent at the point (2, 6)
what is the gradient of the line OP
-1/3
1/3
-3/1
-3
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diagram shows the circle x^2 + y^2 = 40 with a tangent at the point (2, 6)
what is the gradient of the tangent
y=-3x+26
y=1/3x
y=-1/3x+20/3
y=-1/3+3/20
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The diagram shows the circle x^2 + y^2 = 29 with a tangent at the point (−5, 2) find the equation to the tangent
2.5x
2.5x + 14.5
0.4x + 4
0.4x
Tags
CCSS.HSG.GPE.A.1
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