find the area of an equilateral triangle whose perimeter is 12 m.
Answers
Answered by
12
Area of equilateral triangle = √3/4 ×a²
√3/4× 12×12
36√3
√3/4× 12×12
36√3
ikshadalal:
Plze can u tell how sides of the triangle we can find means (a) that's 12 how??
Oops its a=4 okay...u replace it in 12...
And answer will be4√3
OK.. thnx ^_^
Answered by
5
Hey dear,
Here is the answer for your question
area of an equilateral triangle =((squareroot(3))x a^2)/4
(square root of 3=1.732, a^2 =12x12= 144)
=(1.732 x 12x12)/4
=(1.732x144)/4
=249.408/4
=62.352m^2
hope it helped you
----------------------------------------------------------------------------------------------------
thankz#
Here is the answer for your question
area of an equilateral triangle =((squareroot(3))x a^2)/4
(square root of 3=1.732, a^2 =12x12= 144)
=(1.732 x 12x12)/4
=(1.732x144)/4
=249.408/4
=62.352m^2
hope it helped you
----------------------------------------------------------------------------------------------------
thankz#
hey sorry my answer is also wrong
a= 4
the answer is 6.93
Similar questions