Question

please help mee..........​

Answer 1

Step-by-step explanation:

Height of an equilateral triangle =6cm

Let x be a side of triangle.

Height of the equilateral triangle =

2

3

(side)=

2

3

x.

6=23

x

x=

3

12

x=

3

12

3

=6.92cm

Now,

Area of a triangle =

4

3

(side)

2

=

4

3

×6.92×6.92=20.76cm

2

Answer 2

Answer:

( B ) 12√3 cm²

Step-by-step explanation:

> Let each side of the given triangle be a cm. <br> Then, its height

. <br>

<br>

cm. <br>

area of the given triangle <br>

<br>

. <br> Hence, the area of the given triangle is 12√3cm²