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question_answer1) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion If the circumference of a circle is 176 cm, then its radius is 28 cm. Reason Circumference \[=2\pi \times \] radius
question_answer2) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion If a wire of length 22 cm is bent is the shape of a circle, then area of the circle so formed is 40 cm . Reason Circumference of the circle = length of the wire.
question_answer3) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion The diameter of a wheel is 4.2 m. It makes 75 revolutions in one minute. The speed of the wheel is 59.4 km/h. Reason Distance travelled in one minute = Circumference \[\times \] Number of revolutions in one minute.
question_answer4) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion If the circumference of two circles are in the ratio 2 : 3, then ratio of their areas is 4 : 9. Reason The circumference of a circle of radius r is \[2\pi r\] and its area is \[\pi {{r}^{2}}\].
question_answer5) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion The area of a circular playground is\[22176\text{ }{{m}^{2}}\], the cost of fencing this ground at the rate of Rs 50 per m is Rs 26400. Reason If R and r be the radius of outer and inner circular path, then area of the ring will be\[\pi \,\left( {{R}^{2}}-{{r}^{2}} \right)\].
question_answer6) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion If the outer and inner diameter of a circular path is 10 m and 6 m, then area of the path is \[16\,\pi \,{{m}^{2}}\]. Reason If R and r be the radius of outer and inner circular path respectively, then area of path\[=\pi \left( {{R}^{2}}-{{r}^{2}} \right)\].
question_answer7) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion In the figure, O is the centre of a circle. The area of sector OAPB is \[\frac{5}{18}\]of the area of the circle, then the value of x is \[100{}^\circ \]Reason Length of an arc of a circle with radius r and central angle \[\theta \] is given by \[l=\frac{\theta }{360{}^\circ }\times \pi {{r}^{2}}\].
question_answer8) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion The area of the sector of a circle of radius 5 cm is \[9.75\text{ }c{{m}^{2}}\], if the corresponding arc length is 3.5 cm. Reason Area of a sector of a circle of radius r and central angle \[\theta \] is \[\frac{\theta }{360{}^\circ }\pi {{r}^{2}}\].
question_answer9) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion Area of the square inscribed in a circle of radius r is \[2{{r}^{2}}\] sq units. Reason Area of the major segment of a circle = Area of the circle - Area of minor segment.
question_answer10) Directions: Each of these questions contains two statements: Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below. Assertion The area of the flower bed (with semi-circular ends) shown in figure. is \[\left( 380+50\pi \right)c{{m}^{2}}\] Reason Area of the semi-circle is \[\frac{\pi {{r}^{2}}}{2}\]and area of rectangle is length \[\times \]breadth.
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