Question

Q 10. A traffic signal board is an equilateral triangle with words 'STAY HOME STAY SAFE' on it the perimeter of the board is 180 cm. Then the area of the signal board is​

Answer 1

PLEASE MARK ME BRAINLIEST...

Answer:

900√3

Step-by-step explanation:

Perimeter =180 cm

S=180/2=90 cm

Side=180/3=60 cm

Area=√S(s-a)(s-b)(s-c)

=√90(90-60)(90-60)(90-60)

=√90*30*30*30

=√30*3*30*30*30

=30*30√3

=900√3

Follow me...