## Lakshya Education MCQs

Question: A triangle with sides 13 cm, 14 cm and 15 cm is inscribed in a circle. The radius of the circle is :
Options:
 A. 2 cm B. 3 cm C. 4 cm D. 8.125 cm

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## More Questions on This Topic :

Question 1. A skating champion moves along the circumference of a circle of radius 28 m in 44 sec. How many seconds will it take her to move along the perimeter of a hexagon of side 48 m ?
1.    48 sec
2.    68 sec
3.    72 sec
4.    84 sec
5.    90 sec
Question 2. The diameter of a circle is equal to the perimeter of a square whose area is 3136 cm2 . What is the circumference of the circle ?
1.    352 cm
2.    704 cm
3.    39424 cm
4.    1024 cm
Question 3. The area of a rectangular field is 2100 sq. meters. If the field is 60 metres long, what is its perimeter ?
1.    180 m
2.    210 m
3.    240 m
4.    Cannot be determined
5.    None of these
Question 4. A horse is tied at the corner of a rectangular field whose length is 20 m and width is 16 m, with a rope whose length is 14 m. Find the area which the horse can graze :
1.    144 sq. m
2.    154 sq. m
3.    156 sq. m
4.    164 sq. m
Question 5. A circular grassy plot of land, 42 cm is diameter, has a path 3.5 m wide running around it outside. The cost of gravelling the path at Rs. 4 per square metre is :
1.    Rs. 1002
2.    Rs. 1802
3.    Rs. 2002
4.    Rs. 3002