evolute

"My grandfather played a single of Elvis Presley at the family gathering. "

"The smooth surface of the kitchen table was perfect for setting the dinner plates. "

"I was touched that he should remember my birthday."

"The center of the clock showed the time was 3:00. "

"tightly clenched fingers"

"The parts are comprised by the whole."

"The store displayed the new fall clothing in its front window. "

"While walking along the beach, we found a beautiful, spiral-shaped mollusc shell. "

"The set of all points (x, y) such that (x − 1)2 + y2 = r2 is a circle of radius r around the point (1, 0)."

"The artist used the curvature of the branch to make a beautiful handle for the walking stick. "

"There is one sterling and here is another"

"In geometry class, we learned that the centres of circles are always the same distance from the edge, no matter where on the edge you measure. "