Eve
True
Moraine.
sustainable development.
Corrugated sheet metal roofs are structurally stronger than flat sheet metal.
A drawing created using a compass and straight edge is called a construction.See http://en.wikipedia.org/wiki/Compass_and_straightedge_constructions
Eve
They are called thatched roofs.
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We call him Plumber.
A leaf's edge is called its margin.
The centre of a circle is simply called the cnetre. The edge may called the perimeter, the circumference or the edge.
The top edge of a glass or cup is called the rim.
A person who fixes roofs is called a roofer. Roofers are skilled tradespeople responsible for installing, repairing, and maintaining roofs on residential and commercial buildings. They work with various materials, such as shingles, metal, and tiles, to ensure roofs are weatherproof and structurally sound.
The outer edge of a circle is called the circumference.
It is called an edge: there is no special name.
The edge of a mountain cliff is called a precipice.
The formation that hangs from roofs is called an icicle. It occurs when melted snow or ice drips from a surface and freezes again in the shape of a long, pointed structure.