Area Questions

• If the ratio of area of rectangle to its perimeter is 60:11. And length and breadth are in the ratio 6 : 5. Find length of rectangle.
• The base of a parallelogram is twice its height. If the area of the parallelogram is 338 sq.cm. Find its height?
• What is the measure of an interior angle of a regular decagon?
• The circumference of a circle is 88 cm, find its area?
• The perimeter of a right-angled triangle is k times the shortest side. If the ratio of the other side to hypotenuse is 4 : 6, then what is the value of k?
• If the radius of a circumscribed circle in an equilateral triangle is 14 cm. Then what will be the radius (in cm) of the inscribed circle?
• What is the measure (in degree) of an exterior angle of a regular polygon of 9 sides?
• Δ DEF is right angled at E. If m∠D = 30°, what is the length of DE (in cm), if EF = 6√3 cm?
• The length and breadth of a rectangle are 24 cm and 7 cm respectively. Calculate its perimeter (in cm).
• What is the reflection of the point (-0.5, 6) in the x-axis?
• The areas of two similar triangles ΔABC and ΔPQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?
• If the perimeter of a semi-circle is 108 cm, then find its radius (in cm).
• If the length of the side of an equilateral triangle is 8 cm, what is its area?
• The lengths of the diagonals of a rhombus are 8 cm and 6 cm. The area of rhombus is:
• The length of the diagonal of a square is 10 cm. What is area of this square?
• What is the length of the side of an equilateral triangle, if its area is 64√3 sq cm?
• Area of 4 walls of a cuboid is 448 sq cm, its length is 18 cm and height is 8 cm. What is its breadth (in cm)?
• What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?
• What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?
• Area of the circle inscribed in a square of diagonal 6√2 cm (in sq cm) is