Advertisements
Advertisements
प्रश्न
Find the missing value.
| Diagonal (d1) | Diagonal (d2) | Area |
| 12 mm | 180 sq.mm |
Advertisements
उत्तर
Given diagonal d2 = 12 mm; Area of the rhombus = 180 sq.m
`1/2` (d1 × d2) = 180
`1/2` (d1 × 12) = 180
d1 × 12 = 180 × 2
d1 = `(180 xx 2)/12`
d1 = 30 mm
Diagonal d1 = 30 mm
Tabulating the results we have
| Diagonal (d1) | Diagonal (d2) | Area |
| 30 mm | 12 mm | 180 sq.mm |
APPEARS IN
संबंधित प्रश्न
Lengths of the diagonals of a rhombus are 16.5 cm and 14.2 cm, find its area.
The diagonals of a rhombus are 18 cm and 24 cm. Find:
(i) its area ;
(ii) length of its sides.
(iii) its perimeter
The perimeter of a rhombus is 40 cm. If one diagonal is 16 cm; find:
- It's other diagonal
- area
The area of a rhombus is equal to the area of a triangle. If the base ∆ is 24 cm, its corresponding altitude is 16 cm and one of the diagonals of the rhombus is 19.2 cm. Find its other diagonal.
The height of the rhombus whose area 96 sq.m and side 24 m is
A man has to build a rhombus shaped swimming pool. One of the diagonal is 13 m and the other is twice the first one. Then find the area of the swimming pool and also find the cost of cementing the floor at the rate of ₹ 15 per sq.cm
The figure ABCD is a quadrilateral in which AB = CD and BC = AD. Its area is ______.

Area of a rhombus = `1/2` product of ______.
The area of a rectangular field is 48 m2 and one of its sides is 6 m. How long will a lady take to cross the field diagonally at the rate of 20 m/minute?
The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per m2.
