projection

"Mathematics helps us understand the relationship between different shapes in our daily lives. "

"The transformation of the classroom from a noisy space to a quiet learning environment was remarkable. "

"The face of the cliff had many projections that were big enough for birds to nest on."

"Any two diameters of a circle intersect each other at the centre."

"It was an experience he would not soon forget."

"The students' generous contribution of old books to the school library helped many others. "

"The curtains were translucent, letting the sunlight filter through but softening the harsh glare. "

"Based on the student's past test scores, the teacher made an extrapolation about how well they would do on the final exam. "

"The artist's painting represented the beauty of the sunset over the ocean. "

"The presentation about the new school rules was very clear and easy to understand. "

"We challenged the boys next door to a game of football."

"a mathematical problem"