Question
What will be inradius of an equilateral triangle of side
2 cm?Solution
In equilateral triangle of side a, Inradius = a / (2 `xx` √3 ) = 2 /(2 `xx` √3 ) = 1 /√3 cm
Quantity I. The perimeter of a triangle whose sides are 17 cm, 13 cm and 23 cm.
Quantity II. The perimeter of a square whose diagonal is 19 Â cm.
A merchant earned a profit of Rs. 75 on the selling price of a sweater that cost the merchant Rs. 450.
Quantity I. The profit expressed as a perc...
Let 0 < x < 1, Then the correct inequality is
Quantity I. The perimeter of a triangle whose sides are 17 cm, 13 cm and 23 cm.
Quantity II. The perimeter of a square whose diagonal is 19 cm.
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Quantity I. Sum of money becomes four times in five years at simple interest.
Quantity II. The differe...
What is the rate percent per annum?
Quantity I. Sum of money becomes four times in five years at simple interest.
Quantity II. The dif...
Quantity I. The volume of a cube whose surface area is 216 cm²
Quantity II. The volume of a cuboid whose sides are 8 cm, 9 cm and 13 cm.
