Geometry: Mensuration, Trigonometry

Point A is 10 km west of point B. Point B is 30 km north of point C. Point C is 20 km east of point D. What is the distance between points A and D?

A cubical blocks of metal weights 6 pounds. How much will another cube of the same metal weight if its sides are twice as long?

If the length of a side of an equilateral triangle is 4cm its height is -

What is the area of a square (in Sq. meter) if its perimeter is 40 meter?

An electric pole casts a √3 m long shadow on the ground at an elevation 60°, the height of the pole is -

What is the greatest possible area of a triangle with one side of length 7 and another side of length 10? 

If AB and CD are two diameters of a circle of radius and they are mutually perpendicular then what is the ratio of the area of the circle to the area of the Δ ACD?

How many degrees does a minute hand move in 20 minutes?

Find the area of a rhombus whose side is 25cm and one of the diagonals is 30cm?

The area of a triangle with sides 3 cm, 5 cm and 6 cm is-

A cylindrical rod of iron, whose height is equal to its radius, is melted and cast into spherical balls whose radius is half the radius of the rod. Find the number of balls.

How many points are both 4 units from the origin and also 2 units from the line y = 4?

If the sum of the interior angels of a regular polygon measures 1440°, how many sides does the polygon have?

The surface area of hollow cylinder with radius 'r' and height 'h' is measured by -

The difference between the length and breadth of a rectangle is 23m . If its perimeter is 206m, then its area is:

The height of a equilateral triangle with a side 2 cm is -

If the sides of a square increase by 10%, how much will the area be increased in percentage?

The lengths of two sides of a triangle are 7 and 11. If the length of the third side is an integer, what is the least possible perimeter of the triangle?

A median of a triangle divides it into two -

What is the angle between any two sides of an equilateral triangle?