ഒരു സമചതുര സ്തൂപികയുടെ ചരിവുയരം 15 cm , പാദവക്ക് 12 cm, ആയാൽതൂപികയുടെ ഉയരം എത്ര ?
A6 √21
B6 √29
C3 √29
D3 √21
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ചുറ്റളവും പരപ്പളവും തുല്യമായ സമചതുരത്തിന്റെ ഒരു വശം ആകാൻ സാധ്യതയുള്ള സംഖ്യ ?
If the circumference of a circle is reduced by 50%, its area will be reduced by :
The area of a sector of a circle with radius 28 cm and central angle 45° is
The area of two circular field are in the ratio 16 : 49. If the radius of bigger field is14 m, then what is the radius of the smaller field?
A rectangular lawn whose length is twice of its breadth is extended by having four semi-circular portions on its sides. What is the total cost (in Rs.) of levelling the entire lawn at the rate of Rs. 100 per square metre, if the smaller side of the rectangular lawn is 12 m? (Take π = 3.14)