Thursday, October 22, 2015

Maths 1510231233

Q1. The area of the floor of a rectangular hall of length 40m is 960 m². Carpets of size 6m × 4m are available. Find how many carpets are required to cover the hall.

Answer: (40m × (960m²/40m))/(6m × 4m) = 40

Q2.  Find the area of a rhombus the lengths of whose diagonals are 40cm and 25cm. 

Hint- 1. The area of the Rhombus = ½ × product of diagonals
2. rhombus
3. Quadrilateral 


Answer: 500 cm² 

Q3.The diagonal of a quadrilateral is 30m in length and the length of the perpendiculars to it from the opposite vertices are 6.8 m and 9.6m. Find the area of the quadrilateral.

Hint- 1. Quadrilateral

Answer:

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