Page 67 - Maths Class 06

3. In the quad ri lat eral ABCD, shown in the following figure, name a pair of: D C
(a) adjacent sides

(b) adjacent angles
(c) opposite angles
B
(d) opposite sides. A
4. In the quad ri lat eral ABCD, shown in the adjoining figure, name the points:
D I
F
(a) which are in the exterior of the quadrilateral. E C
M
(b) which are on the quadrilateral.
U G
H
(c) which are in the interior of the quadrilateral. A
Y B

5. Fill in the blanks, using the words (always, sometimes or never):
(a) A radius is _____________ a chord.

(b) A chord is _____________ a diameter.
(c) A diameter divides a circle _____________ into two equal parts.
(d) A diameter is _____________ the longest chord in a circle.

6. Draw a circle and mark in it:
(a) a chord PQ (b) a centre C (c) a diameter XY
(d) a radius CQ (e) an arc PMQ (f) a semicircle XY
7. In the adjoining figure, name the following:

P

Q
A B
O
C

(a) Point O (b) PQ and AB (c) OC (d) AB
8. In the adjoining figure, name the following:
X
(a) a minor arc A B
(b) a major arc
P Q
(c) a semicircle O

(d) a minor segment
(e) a minor sector Y

9. If the radius of a circle is 7 cm, how much is the circum ference of the circle?

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