Math, asked by arumugammala7779, 4 months ago


24. Find the area of an equilateral triangle whose perimeter is 180 cm.​

Answers

Answered by Vinitvinayak
1

Step-by-step explanation:

Given that the perimeter of an equilateral triangle is

180

c

m

.

P

=

180

c

m

Let the side length of the given equilateral triangle be

x

So

3

x

=

180

x

=

180

3

x

=

60

c

m

So the area of the given equilateral triangle-

A

=

3

4

x

2

A

=

3

4

(

60

)

2

A

=

3

4

(

3600

)

A

=

3

(

900

)

A

=

900

(

1.732

)

A

=

1558.8

c

m

2

A

1559

c

m

2

So the area of the given triangle is

1559

c

m

2

.

Answered by devianupam194
0

Answer:

1558.85cm^2

Step-by-step explanation:

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