Geometry Questions and answer Practice Question and Answer
8 Q: The maximum number of common tangents drawn to two circles when both the circles touch each other externally is
1082 05efea7efd4461c5b47dcc507
5efea7efd4461c5b47dcc507- 13true
- 20false
- 31false
- 42false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "3 "
Q: Find the area of the largest triangle made in a semicircle of r cm radius?
1080 05f4df2f882369c1d6113bee5
5f4df2f882369c1d6113bee5- 1$$ {2r \ cm^{2}}$$false
- 2$$ {r^{2} \ cm^{2}}$$true
- 3$$ {2\ cm^{2}}$$false
- 4$$ {1\over 2}{r^{2}}\ {cm^{2}}$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "$$ {r^{2} \ cm^{2}}$$"
Q: If one angle is half of its complementary angle, find that angle.
1076 05f758e7af66ef56de84d6b3d
5f758e7af66ef56de84d6b3d- 130°false
- 260°true
- 3180°false
- 4120°false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "60°"
Q: ABCD is a trapezium in which AB is parallel to CD and AB = 4 ( CD ) . The diagonals of the trapezium intersects at O. what is the ratio of area of triangle DCO to the area of the triangle ABO ?
1066 060093cb7a41f3f2fa41eb4a0
60093cb7a41f3f2fa41eb4a0- 11 : 4false
- 21 : 2false
- 31 : 8false
- 41:16true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "1:16 "
Q: If the circumradius of an equilateral triangle ABC is 8 cm, then what is the height of the triangle?
1062 06321c2b63169cb1b156878ee
6321c2b63169cb1b156878ee- 116 cmfalse
- 26 cmfalse
- 38 cmfalse
- 412 cmtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "12 cm"
Q: X and Y are centres of circles of radius 9 cm. and 2 cm respectively XY=17 cm. Z is the centre of a circle of radius r cm which touches the above circles externally. Given that - ∠xzy = 90o the value of r is -
1061 060532a174999e13f2a6d2c2f
60532a174999e13f2a6d2c2f- 113 cmfalse
- 26 cmtrue
- 39 cmfalse
- 48 cmfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "6 cm"
Q: ΔABC is similar to ΔDEF. Length of AB is 18 cm and length of the corresponding side DE is 10 cm. What is the ratio of Perimeter of ΔABC : Perimeter of ΔDEF?
1056 05f0e768ddcdb5f61f5c2f85c
5f0e768ddcdb5f61f5c2f85c- 15:9false
- 281:25false
- 39:5true
- 425:81false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "9:5 "
Q: A circle and a rectangle have the same perimeter. The sides of the rectangle are 18 cm and 26 cm. The area of the circle is:
1054 16064219bcfdbf24a55622042
6064219bcfdbf24a55622042- 1125 cm2false
- 2230 cm2false
- 3550 cm2false
- 4616 cm2true
- Show AnswerHide Answer
- Workspace
- SingleChoice