Advertisements
Advertisements
प्रश्न
What happens to the area of the parallelogram if the base is increased 2 times and the height is halved?
विकल्प
Decreases to half
Remains the same
Increase by two times
None
Advertisements
उत्तर
Remains the same
Explanation;
Hint:
Area = b × h sq.units
New base = 2 × old base
New height = `1/2` × old height
New Area = New base × New height
= `(2 xx "b")1/2 xx "h"`
= bh
= old Area
APPEARS IN
संबंधित प्रश्न
Find the area of the following parallelogram:
Find the missing value:
| Base | Height | Area of parallelogram |
| 20 cm | ______ | 246 cm2 |
DL and BM are the heights on sides AB and AD respectively of parallelogram ABCD (see the given figure). If the area of the parallelogram is 1470 cm2, AB = 35 cm and AD = 49 cm, find the length of BM and DL.
A parallelogram has sides of 20 cm and 30 cm. If the distance between its shorter sides is 15 cm; find the distance between the longer sides.
Find the height ‘x’ if the area of the parallelogram is 24 cm2 and the base is 4 cm.
Find the missing values.
| Base | Height | Area |
| 18 cm | 5 cm |
The height of the parallelogram is one-fourth of its base. If the area of the parallelogram is 676 sq.cm, find the height and the base
Ratio of area of ∆MNO to the area of parallelogram MNOP in the same figure is ______.
If the sides of a parallelogram are increased to twice its original lengths, how much will the perimeter of the new parallelogram?
Perimeter of a parallelogram shaped land is 96 m and its area is 270 square metres. If one of the sides of this parallelogram is 18 m, find the length of the other side. Also, find the lengths of altitudes l and m (see figure).
