1.
A
traffic
signal
board
,
indicating
'
SCHOOL
AHEAD
'
,
is
an
equilateral
triangle
side
'
a
'
.
Find
the
area
of
the
signal
board
,
using
Heron's
formula
.
If
its
perimetet
EXERCISE 12.1
180 cm, what will be the area of the signal board?
Share
1.
A
traffic
signal
board
,
indicating
'
SCHOOL
AHEAD
'
,
is
an
equilateral
triangle
side
'
a
'
.
Find
the
area
of
the
signal
board
,
using
Heron's
formula
.
If
its
perimetet
EXERCISE 12.1
180 cm, what will be the area of the signal board?
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
share the picture of ur tb