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Byju's Answer
Standard XII
Mathematics
Angle between Pair of Straight Lines
No of circles...
Question
No of circles touching all the lines x+y-1=0,x-y-1=0,y+1=0 is
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Solution
The given lines form a triangle
∴ the No, circles are 4,
i.e. 1 incircle and
three ex-circles of the triangle
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Similar questions
Q.
i.The no.of circles touching all the lines
x
+
y
−
4
=
0
,
x
−
y
+
2
=
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,
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+
y
=
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is
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ii. The no.of circles touching all the lines
2
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+
3
y
−
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=
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,
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1
=
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x
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y
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Which of above statement is correct?
Q.
Number of circles that can be drawn touching all the three lines
x
+
y
−
1
=
0
,
x
−
y
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and
y
+
1
=
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, is
Q.
The total number of circles that can be drawn touching all the three lines
x
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−
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=
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,
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−
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Q.
Number of circle(s) touching all the lines
3
x
+
4
y
−
1
=
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,
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x
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+
2
=
0
and
6
x
+
8
y
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3
=
0
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Q.
Number of circles that can be drawn touching all the three lines
x
+
y
−
2
=
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3
x
+
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7
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Angle between Pair of Straight Lines
Standard XII Mathematics
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