Advertisements
Advertisements
Question
The area of the equilateral triangle is `20sqrt(3)` cm2 whose each side is 8 cm.
Options
True
False
Advertisements
Solution
This statement is False.
Explanation:
Given, side of an equilateral triangle be 8 cm.
Area of the equilateral triangle = `sqrt(3)/4` (Side)2
= `sqrt(3)/4 xx (8)^2`
= `64/3 sqrt(3)` ...[∴ Side = 8 cm]
= `16sqrt(3)` cm2
APPEARS IN
RELATED QUESTIONS
A field is in the shape of a trapezium whose parallel sides are 25 m and 10 m. The non-parallel sides are 14 m and 13 m. Find the area of the field.
Find the area of an equilateral triangle having each side 4 cm.
Find the area of an equilateral triangle having altitude h cm.
If each side of a triangle is doubled, the find percentage increase in its area.
The sides of a triangle are 11 m, 60 m and 61 m. The altitude to the smallest side is
A square and an equilateral triangle have equal perimeters. If the diagonal of the square is \[12\sqrt{2}\] cm, then area of the triangle is
Find the area of a quadrilateral ABCD whose sides are AB = 13 cm, BC = 12 cm, CD = 9 cm, AD = 14 cm and diagonal BD = 15 cm
A park is in the shape of a quadrilateral. The sides of the park are 15 m, 20 m, 26 m and 17 m and the angle between the first two sides is a right angle. Find the area of the park
The area of an isosceles triangle having base 2 cm and the length of one of the equal sides 4 cm, is ______.
