Advertisements
Advertisements
प्रश्न
Find the area of a triangle whose base is 30 cm and the height is 18 cm.
उत्तर
Base of triangle = 30 cm
Height of triangle = 18 cm
∴ Area =`1/2"base"xx"height"`
= `1/2xx30xx18` = 270 cm2
APPEARS IN
संबंधित प्रश्न
A square lawn is surrounded by a path 2.5 m wide. If the area of the path is 165 m2 find the area of the lawn.
In the figure given below, find the area of shaded region: (All measurements are in cm)
Find the area of the rhombus, if its diagonals are 30 cm and 24 cm.
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.
The area of a rhombus is 84 cm2 and its perimeter is 56 cm. Find its height.
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.
The sides of a triangle are in the ratio 15 : 13 : 14 and its perimeter is 168 cm. Find the area of the triangle.
The diameter of a circle is 20 cm. Taking π = 3.14, find the circumference and its area.
The ratio between the radius of two circles is 5 : 7. Find the ratio between their:
(i) circumference
(ii) areas
