Advertisements
Advertisements
Question
Find the area of a triangle whose base is 30 cm and the height is 18 cm.
Advertisements
Solution
Base of triangle = 30 cm
Height of triangle = 18 cm
∴ Area =`1/2"base"xx"height"`
= `1/2xx30xx18` = 270 cm2
APPEARS IN
RELATED QUESTIONS
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)
In the figure given below, find the area of shaded region: (All measurements are in cm)
The base of a parallelogram is thrice it height. If its area is 768 cm2, find the base and the height of the parallelogram.
Find the area of the rhombus, if its diagonals are 30 cm and 24 cm.
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 legs of a right-angled triangle are in the ratio 4 : 3 and its area is 4056 cm2. Find the length of its legs.
The ratio between the areas of two circles is 16 : 9. Find the ratio between their :
(i) radius
(ii) diameters
(iii) circumference
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.
