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Tuesday, June 21, 2011

geometry mcq

geometry mcq
Geometry mcq test Free Online Exams
MCQ(s)::Plane Geometry
1. If AC and BD intersect at O such that AO = CO and BO = DO, then
(a) BC = AD
(b) BC AD and BC = AD
(c) BC AD
(d) none of these
Ans. (b)

2. In any triangle the centroid divides the median in the ratio
(a) 1 : 1
(b) 2: 1
(c) 3: 1
(d) 3: 2
Ans. (b)

3. If D is any point on the side BC of ∆ABC such that ∆ADB and ∆ADC are equal in
area, then
(a) AD is the median
(b) AD is the altitude
(c) AD is an angle bisector
(d) AD is any line
Ans. (a)

4. In a right angled triangle the square of the hypotenuse is twice the product of the
square of the other sides. Then the triangle is
(a) equilateral
(b) isosceles
(c) of s 30°, 60°, 90°
(d) of s 40°, 50°, 90°
Ans. (b)

5. If one angle of ∆ at is equal to the sum of the other two, the triangle is
(a) isosceles
(b) equilateral
(c) right angled
(d) ordinary
Ans. (c)

6. The sum of angles of a quadrilateral is
(a) 180°
(b) 360°
(c) 270°
(d) none of these
Ans. (b)


7. In a right angled triangle ABC, AD is perpendicular to the hypotenuse BC then AD2 is
equal to
(a) AB . BD
(b) AC . DC
(c) BD . DC
(d) AB . AC
Ans. (c)

8. A triangle ABC stands on a rectangle BCDE and AF is a perpendicular from A to
DE. If AB = 6.5 m, CD = 5 m, AF = 7.5 m, then BC can’t be less than
(a) 6m
(b) 5m
(c) 4m
(d) 6.5 m
Ans. (c)



9. A circle has two equal chords AB and AC, chord AD bisects BC in E. If AC = 12 and
AE = 8cm, then the measure of AD is
(a) 24 cm
(b) 18.5 cm
(c) 18 cm
(d) 19 cm
Ans. (c)

10. If G is the centroid of ΔABC and the median AD is 12 cm, then the length of AG is
(a) 7cm
(b) 8cm
(c) 9 cm
(d) 10 cm
Ans. (b)

11. H is the orthocentre of ΔABC and X, Y, Z are the mid points of AH, BH, CH, then
the point H is
(a) centroid of ΔXYZ
(b) orthocentre of ΔXYZ
(c) circumcentre of ΔXYZ
(d) incentre of ΔXYZ
Ans. (b)

12. The direct common tangents of two congruent circles are
(a) equal
(b) parallel
(c) parallel and equal
(d) parallel and unequal
Ans. (c)

13. Sum of the adjacent angles of a parallelogram is equal to
(a) 60°
(b) 90°
(c) 150°
(d) 180°
Ans. (d)



14. The opening between two lines is called
(a) angle
(b) point
(b) line
(d) transversal
Ans. (a)

15. A right angled triangle ABC is right angled at A and D is the mid point of BC. E is a point of trisection of AD, then the orthocentre of the ΔABC is at
(a) D
(b) E
(c) B
(d) A
Ans. (d)

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