Join diagonal
Ad=eb=cf=12*2--24
By Trapezium rule side of equilateral triangle 18
Area 81✓3
Ad=eb=cf=12*2--24
By Trapezium rule side of equilateral triangle 18
Area 81✓3
Let sides of square DEFG =a
Draw PERPENDICULAR AH Frm A To DE
TRIANGLE AHE
COS60= eh/ae
ae=a
triangle EGC
SIN60= a/ec
Ec= 2a/rt3
---------
Ac= ae+ec
Ac= a*(2+rt3)/rt3
-------
R= ac/rt3
R= a*(2+rt3)/3
------
AREA
A1= pi*a^2*(2+rt3)^2/9
A1=pi*a^2*(7+4rt3)/9
A2= pi*a^2/4
------
A1:A2= 4*(7+4rt3)/9
Small:big
A2:A1= 9/4*(7+4rt3)
A2:A1= 9*(7-4rt3)/4*(49-48)
A2:A1 = (63-36rt3)/4
@MaTHcLub619
Draw PERPENDICULAR AH Frm A To DE
TRIANGLE AHE
COS60= eh/ae
ae=a
triangle EGC
SIN60= a/ec
Ec= 2a/rt3
---------
Ac= ae+ec
Ac= a*(2+rt3)/rt3
-------
R= ac/rt3
R= a*(2+rt3)/3
------
AREA
A1= pi*a^2*(2+rt3)^2/9
A1=pi*a^2*(7+4rt3)/9
A2= pi*a^2/4
------
A1:A2= 4*(7+4rt3)/9
Small:big
A2:A1= 9/4*(7+4rt3)
A2:A1= 9*(7-4rt3)/4*(49-48)
A2:A1 = (63-36rt3)/4
@MaTHcLub619