Area - General Questions

A rectangular garden 80 m × 55 m has a path 1 m wide all around it on the outside. What is the area of the path?

Find the area of a triangle whose sides are 13 cm, 14 cm and 15 cm.

What is the area of a square whose diagonal is 18 cm?

Find the area of a triangle whose sides are 7 cm, 24 cm and 25 cm.

Find the area of a triangle whose sides are 6 cm, 8 cm and 10 cm.