Advertisements
Advertisements
प्रश्न
In the following figure, find the area of parallelogram ABCD if the area of shaded triangle is 9 cm2.

Advertisements
उत्तर
Given, area of shaded triangle = 9 cm2
And base of the triangle = 3 cm
∵ Area of a triangle = `1/2` × Base × Height
⇒ `9 = 1/2 xx 3 xx h`
⇒ `18/3 = h`
⇒ h = 6 cm
∴ Area of parallelogram = Height × Base of parallelogram
= 6 × (3 + 4)
= 6 × 7
= 42 cm2
APPEARS IN
संबंधित प्रश्न
Find the area of the following parallelogram:

Find the area of the following parallelogram:

The adjacent sides of a parallelogram are 21 cm and 28 cm. If it's one diagonal is 35 cm; find the area of the parallelogram.
Find the missing values.
| Base | Height | Area |
| 8 cm | 56 sq.m |
Find the missing values.
| Base | Height | Area |
| 17 mm | 221 sq.mm |
Find the height of the parallelogram whose base is four times the height and whose area is 576 sq.cm
Observe the shapes 1, 2, 3 and 4 in the figures. Which of the following statements is not correct?

Ratio of area of ∆MNO to the area of parallelogram MNOP in the same figure is ______.

Perpendicular dropped on the base of a parallelogram from the opposite vertex is known as the corresponding ______ of the base.
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).

