The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:
l2+b2=41 (or) l2+b2=41
l+b2=l2+b2+2lb = 41 + 40 = 81
(l + b) = 9.
Perimeter = 2(l + b) = 18 cm.
The lengths of the diagonals of a rhombus are 16 cm and 12 cm. Its area is:
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.
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