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The lengths of diagonals of a rhombus are 24 cm and 18 cm respectively. Find the length of each side of the rhombus. CBSE class 9 Mathematics0 AnswerSay True or False: (a) Each angle of a rectangle is a right angle. (b) The opposite sides of a rectangle are equal in length. (c) The diagonals of a square are perpendicular to one another. (d) All the sides of a rhombus are of equal length (e) All the sides of a parallelogram are of equal length. (f) The opposite sides of a trapezium are parallel-Mathematics-cbse std 6th-Understanding elementary shapes.1 AnswerA rectangle is formed by joining the mid-points of the sides of a rhombus. Show that the area of rectangle is half the area of rhombus. CBSE class 9 Mathematics0 AnswerProve that the parallelogram circumscribing a circle is a rhombus. Mathematics CBSE class 10 20131 AnswerIf all the sides of a parallelogram touch a circle, show that the parallelogram is a rhombus. CBSE Mathematics1 AnswerGive reasons for the following: (a) A square can be thought of as a special rectangle. (b) A rectangle can be thought of as a special parallelogram. (c) A square can be thought of as a special rhombus. (d) Squares, rectangles, parallelograms are all quadrilaterals (e) Square is also a parallelogram.-Mathematics-cbse std 6th-Understanding elementary shapes.1 AnswerIn a ΔABC, DE is parallel to BC and D is the mid-point of side AB. Find AE and BC if DE = 6 cm and EC = 5 cm. CBSE class 9 Mathematics 0 AnswerFind the area of an equilateral triangle with side 10 cm. CBSE class 9 Mathematics1 AnswerFind the area of an isoscles triangle with two equal sides as 5 cm each and the third side as 8 cm. CBSE class 9 Mathematics0 AnswerAB and CD are parallel sides of trapezium ABCD. Diagonals AC and BD intersect at O. prove that ar(ΔAOD) = ar(ΔBOC). CBSE class 9 Mathematics0 AnswerShow that if the diagonals of a quadrilateral are equal and bisect each other at right angles, then it is a square. CBSE class 9 Mathematics1 AnswerA farmer has a rectangular field of length and breadth 240m and 160m respectively. He wants to fence it with 5 rounds of rope. What is the total length of rope he must use? Also find the cost of rope at the rate of Rs. 100 per meter. -Mathematics-cbse-std 6th1 AnswerFind the missing length of the following figure whose perimeter is 80 cm.-CBSE-Mathematics-Class 41 AnswerIf the length of the flag staff is 5 m find the height of the tower. Mathematics CBSE class 10 20150 AnswerIf the angle between two tangents drawn from an external point P to a circle of radius a and centre O, is 60°, then find the length of OP. Mathematics CBSE class 10 20151 AnswerIn a triangle, if the square of one side is equal to the sum of the squares of the other two sides, then prove that the angle opposite the first side is a right angle. CBSE Mathematics1 AnswerShika runs around a square of side 75m. Priya runs around a rectangle with length 60m and breadth 45m. Who covers the small distance ? -Mathematics-cbse-std 6th-Perimeter and Area1 AnswerTwo men on either side of a 75 m high building and in line with base of building observe the angles of elevation of the top of the building as 30° and 60°. Find the distance between the two men. CBSE Mathematics1 AnswerThe capacity of a cubical tank is 50000 liters of water. Find the breadth of the tank, if its length and depth are respectively 2.3m and 10m. CBSE class 9 Mathematics1 AnswerThe diameter of a roller is 84 cm and its length is 120 cm. It takes 500 complete revolutions to move once over to level a playground. Find the area of the playground in m2. CBSE class 9 Mathematics 1 Answer