He went to his desk and pulled a slim flat black object from the top drawer.
"I'm no medical examiner, but it was a pretty large object, something flat."
The surface could be any flat object that had some capacity to reflect images.
It is designed to contain a flat object, such as a letter or card.
He must find some flat object that could be slid over the hole; anything would do, if it was fairly strong.
She held up a small, flat, thin object with a keyboard on it.
The triangles on the table were flat objects, restricted to two dimensions.
In geometry, perimeter is the distance around a flat object.
You are correct in your belief that flat black objects will warm up the most.
He drew some small flat objects from the table drawer and began to work over them.