Geometry Questions and answer Practice Question and Answer
8 Q: PAB and PCD are two secants to a circle . If PA 10 cm , AB = 12 cm and PC = 11 cm , then what is the value ( in cm ) of PD ?
1003 060093f16a41f3f2fa41eb801
60093f16a41f3f2fa41eb801- 118false
- 29false
- 320true
- 412false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "20 "
Q: Each side of an equilateral triangle is 4 cm. What will be its area?
1001 05f75a6e1c995cb2bd59106c8
5f75a6e1c995cb2bd59106c8- 1$$ {2\sqrt{3}}$$false
- 2$$ {4\sqrt{3}}$$true
- 330false
- 464false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "$$ {4\sqrt{3}}$$"
Q: If the circumcenter of the triangle lies outside it, then the triangle is
996 05efe8c18d4461c5b47dc9f66
5efe8c18d4461c5b47dc9f66- 1Right angledfalse
- 2Obtuse angletrue
- 3Equilateralfalse
- 4Acute angledfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Obtuse angle"
Q: In △PQR, ∠P = 90°. S and T are the mid points of sides PR and PQ, respectively. What is the value of RQ2/(QS2+ RT2)?
996 064d1f0a8a798377447183d9e
64d1f0a8a798377447183d9e- 1$$3\over 4$$false
- 2$$4\over 5$$true
- 3$$1\over 2$$false
- 4$$2\over 3$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "$$4\over 5$$"
Q: A container in the shape of a frustum of a cone having diameters of its two circular faces as 35 cm. and 30 cm and vertical height 14 cm. is completely filled with oil. If each cm3 of oil has mass 1.2g, then find the cost of oil in the container if its costs Rs. 40 per kg.
986 060ba029f02ea6c40949f2b51
60ba029f02ea6c40949f2b51- 1Rs. 597.50false
- 2Rs. 540.20false
- 3569.60false
- 4Rs. 558.80true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Rs. 558.80 "
Q: If radius of a sphere is decreased by 48%, then by what percent does its surface area decrease?
983 06492da5813e8bde032303dbc
6492da5813e8bde032303dbc- 182.91%false
- 272.96%true
- 378.98%false
- 486.26%false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "72.96%"
Q: The lengths of the lengths placed on the sides of a point inside an equilateral triangle are 6 cm, 8 cm and 10 cm. What is the area of the triangle?
980 05f4df72482369c1d6113e0f2
5f4df72482369c1d6113e0f2- 1$$ {48\ cm^{2}}$$false
- 2$$ {16\sqrt{3}}\ cm^{2}$$false
- 3$$ {192\sqrt{3}}\ cm^{2}$$true
- 4$$ {192 \ cm^{2}}$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "$$ {192\sqrt{3}}\ cm^{2}$$ "
Q: A secant PAB is drawn from an external point P to the circle with centre O, intersecting it at A and B. If OP = 17 cm, PA = 12 cm and PB = 22.5 cm, then the radius of the circle is:
975 064d20497e0ce55749682da9e
64d20497e0ce55749682da9e- 1$$ 2\sqrt {3} \ $$ cmfalse
- 2$$ \sqrt {19} \ $$ cmtrue
- 3$$ \sqrt {17} \ $$ cmfalse
- 4$$ 3\sqrt {3} \ $$ cmfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice