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CIRCLES

nitin bhatia 10 preguntas

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Preguntas del test (10)

1The distance between two parallel tangents of a circle of radius 10 cm is
1. A0 cm
2. B5 cm
3. C10 cm
4. D20 cm
2The length of tangents drawn from an external point to the circle
1. Aare equal
2. Bare not equal
3. Czero
4. Dare not defined
3The tangent PQ at a point of a circle of radius 5 cm meets a line through the centre O at a point Q such that OQ =12 cm. Length PQ is
1. A12 cm
2. B13 cm
3. C8.5 cm
4. D1o.9
4The length of a tangent drawn from a point at a 8 cm away from the centre of a circle of radius
6 cm is
1. A2.645 cm
2. B5.29 cm
3. C10 cm
4. D5 cm
5 If the perimeter of a sector of a circle of radius 6.5 cm is 29 cm.then its area is
1. A58 cm²
2. B52 cm²
3. C25 cm²
4. D56 cm²
6 A line through point of contact and passing through centre of circle is known as
1. Atangent
2. Bchord
3. Cnormal
4. Dsegment
7Two circles touch each other externally at C and AB is common tangent to the circles. then angle ABC =
1. A60 degrees
2. B45 degrees
3. C30 degrees
4. D90 degrees
8 In figure if PQR is the tangent to a circle at Q whose centre is O, AB is a chord parallel to PR and ∠BQR = 70°, then ∠AQB is equal to
1. A20°
2. B40°
3. C35°
4. D45
9Two concentric circles are of radii 13 cm and 5 cm. The length of the chord of larger circle which touches the smaller circle is [blank_start]_____ .[blank_end]
1. A_____ .
10 Number of tangents to a circle which are parallel to a secant is [blank_start]____ .[blank_end]
1. A____ .

Descripción: X Mathematics Test sobre CIRCLES, creado por nitin bhatia el 10/02/2021.
Autor: nitin bhatia
Idioma: English
Visitas: 0
Etiquetas: mathematics x
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