SolveItClass 10 · NCERT

NCERT Solutions · Class 10 Mathematics Circles

17 questions · 17 still being checked

EXERCISE 10.1 1–4 (part 1 of 2)

  1. Exercise 1

    How many tangents can a circle have?
    NCERT’s answer
    Infinitely many

    Working being prepared

  2. Exercise 2

    Fill in the blanks :
    (i)
    A tangent to a circle intersects it in ____\displaystyle \_\_\_\_ point (s).
    (ii)
    A line intersecting a circle in two points is called a ____\displaystyle \_\_\_\_.
    (iii)
    A circle can have ____\displaystyle \_\_\_\_ parallel tangents at the most.
    (iv)
    The common point of a tangent to a circle and the circle is called ____\displaystyle \_\_\_\_.
    NCERT’s answer
    (i)
    One (ii) Secant (iii) Two (iv) Point of contact

    Working being prepared

  3. Exercise 3

    A tangent PQ at a point P of a circle of radius 5\displaystyle 5 m meets a line through the centre O at a point Q so that OQ=12 cm\displaystyle \mathrm{OQ}=12 \mathrm{~cm}. Length PQ is : (A) 12\displaystyle 12 cm (B) 13\displaystyle 13 cm (C) 8.5\displaystyle 8.5 cm (D) 119 cm\displaystyle \sqrt{119} \mathrm{~cm}.
    NCERT’s answer
    D

    Working being prepared

  4. Exercise 4

    Draw a circle and two lines parallel to a given line such that one is a tangent and the other, a secant to the circle.

    Solution being prepared