A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:
Area to be plastered= [2(l + b) x h] + (l x b)
= [2(25 + 12) x 6] + (25 x 12)
= (444 + 300)
= 744 sq.m
Cost of plastering = Rs.744 x (75/100)
The lengths of the diagonals of a rhombus are 16 cm and 12 cm. Its area is:
View Answer Report Error Discuss
In a triangle, if the measures of two sides are 5 cm and 8 cm, then the third side can be:
In the given figure, if AB=8Cm, AC=10Cm, ∠ABD=90° and AD=17Cm, then the measure of CD is
In the given figure, ∠APO=35° if then which of the following options is correct?
The area of a semicircle is 77 sq.cm. Calculate its perimeter (in cm)
The length of the diagonal and the breadth of a rectangle is 25 cm and 7 cm respectively. Calculate its area (in sq.cm)
The area of an equilateral triangle is 18√3 sq.units. Find the value of side (in units) of the triangle.
An arc length of 16π units subtends an angle of 240 degrees. Find the radius 9in units) of the circle.