Advertisements
Advertisements
प्रश्न
The base of a parallelogram is thrice it height. If its area is 768 cm2, find the base and the height of the parallelogram.
Advertisements
उत्तर
Area of the parallelogram = 768 cm2
Let the height of the parallelogram = x
Then base = 3x
∴ Area = Base × Height
⇒ 768 = 3x × x
⇒ 768 = 3x2
⇒ x2 =`768/3` = 256 cm
∴ x = `sqrt(16xx16)` = 16 cm
∴ Base = 3 × 16 = 48 cm
and height = x = 16 cm
APPEARS IN
संबंधित प्रश्न
In the figure given below, find the area of shaded region: (All measurements are in cm)
In the figure given below, find the area of shaded region: (All measurements are in cm)
One side of a parallelogram is 20 cm and its distance from the opposite side is 16 cm. Find the area of the parallelogram.
The adjacent sides of a parallelogram are 15 cm and 10 cm. If the distance between the longer sides is 6 cm, find the distance between the shorter sides.
Find the area of a triangle whose base is 30 cm and the height is 18 cm.
The area of a right-angled triangle is 160 cm2. If its one leg is 16 cm long, find the length of the other leg.
Find the area of an equilateral triangle whose each side is 16 cm. (Take `sqrt3`= 1.73)
The sides of a triangle are 21 cm, 17 cm, and 10 cm. Find its area.
A metal wire, when bent in the form of a square of largest area, encloses an area of 484 cm2. Find the length of the wire. If the same wire is bent to the largest circle, find:
(i) radius of the circle formed.
(ii) area of the circle.
From each corner of a rectangular paper (30 cm x 20 cm) a quadrant of a circle of radius 7 cm is cut. Find the area of the remaining paper i.e., shaded portion.
