12√3+6
Объяснение:
i draw parallel for 4.
then i draw line from C point.
and i can use 30-60-90 triangle
then i can use 45-45-90 triangle
finalliy i found area
good lessons
12√3+6
Объяснение:
i draw parallel for 4.
then i draw line from C point.
and i can use 30-60-90 triangle
then i can use 45-45-90 triangle
finalliy i found area
good lessons