Haryana State Board HBSE 9th Class Maths Solutions Chapter 10 Circles Ex 10.1 Textbook Exercise Questions and Answers.
Haryana Board 9th Class Maths Solutions Chapter 10 Circles Exercise 10.1
Question 1.
Fill in the blanks:
(i) The centre of a circle lies in ……………… of the circle. (exterior/interior)
(ii) A point, whose distance from the centre of a circle is greater than its radius lies in …………….. of the circle. (exterior/ interior)
(iii) The longest chord of a circle is a ……………………. of the circle.
(iv) An arc is a …………………… when its ends are the ends of a diameter.
(v) Segment of a circle is the region between an arc and. ………………..of the circle.
(vi) A circle divides the plane, on which it lies, …………………… parts.
Answer:
(i) Interior
(ii) Exterior
(iii) Diameter
(iv) Semicircle
(v) The chord
(vi) Three.
Question 2.
Write True or False: Give reasons for your answers :
(i) Line segment joining the centre to any point on the circle is a radius of the circle.
(ii) A circle has only finite number of equal chords.
(iii) If a circle is divided into three equal arcs, each is a major arc.
(iv) A chord of a circle, which is twice as long as its radius, is a diameter of the circle.
(v) Sector is the region between the chord and its corresponding arc.
(vi) A circle is a plane figure.
Answer:
(i) True
(ii) False
(ii) False
(iv) True
(v) False
(vi) True.