10th class Math Unit 12 MCQs
Chapter 12 MCQs 10th Class Math
Angle In A Segment Of A Circle:
1. The circumference of a circle is called:
a. Boundary
b. Chord
c. Tangent
d. Segment
2. A line intersecting a circle is called:
a. Chord
b. Tangent
c. Radius
d. Secant
3. The portion of a circle between two radii and an arc is called:
a. Chord
b. Sector
c. Diameter
d. Segment
4. Angle inscribed in a semi-circle is:
a. π/4
b. π/2
c. π/6
d. π/3
5. The length of the diameter of a circle is how many times the radius of the circle:
a. 3 times
b. 1 time
c. 4 times
d. 2 times
6. The tangent and radius of a circle at the point of contact are:
a. Perpendicular
b. Parallel
c. Horizontal
d. Not perpendicular
7. If two circles touch each other, their centres and point of contact are:
a. Collinear
b. Coincident
c. Same point
d. Non collinear
8. The measure of the external angle of a regular hexagon is:
a. π/6
b. π/3
c. π/2
d. π/4
9. If the incentre and circumcenter of a triangle coincide, the triangle is:
a. An equilateral
b. An isosceles
c. A right triangle
d. All of these
10. The measure of the external angle of a regular octagon is:
a. π/8
b. π/4
c. π/2
d. π/6
11. Tangents drawn at the end points of the diameter of a circle are:
a. Intersecting
b. Parallel
c. Un-parallel
d. Perpendicular
12. The lengths of two transverse tangents to a pair of circles are:
a. Overlapping
b. Unequal
c. Non overlapping
d. Equal
13. How many tangents can be drawn from a point outside the circle?
a. Three
b. One
c. Four
d. Two
14. If the distance between the centers of two circles is equal to the sum of their radii, then the circles will:
a. Touch each other externally
b. Intersect
c. Do not touch
d. Do not intersect
15. If the two circles touch externally, then the distance between their centers is equal to the:
a. Product of their radii
b. Difference of their radii
c. Zero
d. Sum of their radii
16. How many common tangents can be drawn for two touching circles?
a. Four
b. Tow
c. One
d. Three
17. How many common tangents can be drawn for two disjoints circles?
a. Four
d. Tow
c. One
d. Three
18. Circles which have three common points are called:
a. Not logical
b. Matrix
c. Same point
d. Regional
19. How many common tangents can be drawn for two touching circles?
a. 4
b. 2
c. 5
d. 3
20. It is not possible to draw a circle touching ……… converging lines.
a. 4
b. 2
c. 5
d. 3
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