I. One Mark Questions. 1. Formulae for Area of the circle a) 2πr b) πr² c) a² d) l x b
2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter
3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4
4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal
6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord
7. Diameter of the circle is ______ times of Radius a) 2 b) 1/2 c) 4 d) 1/4
8. The central angle of Semi circle a) 45° b) 90° c) 180° d) 360°
9. Each part of a circle which is divided by a chord is called a _____________ a) Sector b) Segment c) Circular arc d) Semi circle
10. A circular shaped gymnasium ring of radius 35cm is divided into 5 equal arcs shaded with different colours. Find the length of each of the arcs. a) 44 cm b) 33 cm c) 22 cm d) 88 cm
Answers
1 .πr²
2. circular arc
3. 22/7
4. 14.
5. Double
6. Chord
7. 2
8. 180°
9. Segment
10. 33
2πr b) πr² c) a² d) l x b
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal 6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal 6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord 7. Diameter of the circle is ______ times of Radius a) 2 b) 1/2 c) 4 d) 1/4
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal 6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord 7. Diameter of the circle is ______ times of Radius a) 2 b) 1/2 c) 4 d) 1/4 8. The central angle of Semi circle a) 45° b) 90° c) 180° d) 360°
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal 6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord 7. Diameter of the circle is ______ times of Radius a) 2 b) 1/2 c) 4 d) 1/4 8. The central angle of Semi circle a) 45° b) 90° c) 180° d) 360°9. Each part of a circle which is divided by a chord is called a _____________ a) Sector b) Segment c) Circular arc d) Semi circle
2πr b) πr² c) a² d) l x b 2. A part of the circumference of a circle is _____. a) Radius b) Chord c) Circular arc d) Diameter 3. Approximate value of π a) 24/7 b) 22/7 c) 7/22 d) 3.4 4. If circumference of a circle is 44 cm, find diameter? a) 7 cm b) 11 cm c) 14 cm d) 28 cm 5. If radius of the big circle is double of a small circle, then the area of the big circle is _________ of the small circle a) double b) 4 times c) 8 times d) equal 6. Any two points on a circle are joined by a line segment, then the line segment is called a a) Circular arc b) Diameter c) Radius d) Chord 7. Diameter of the circle is ______ times of Radius a) 2 b) 1/2 c) 4 d) 1/4 8. The central angle of Semi circle a) 45° b) 90° c) 180° d) 360°9. Each part of a circle which is divided by a chord is called a _____________ a) Sector b) Segment c) Circular arc d) Semi circle 10. A circular shaped gymnasium ring of radius 35cm is divided into 5 equal arcs shaded with different colours. Find the length of each of the arcs. a) 44 cm b) 33 cm c) 22 cm d) 88 cm