planar

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

"to embed something in clay, mortar, or sand"

"The documents pertaining to my car insurance claim are now all submitted. "

"The computer chip relies on semiconductors to conduct electricity efficiently. "

"The efficient of the new study method was improved learning outcomes. "

"The factory's efficient manufacture of toys allowed them to sell many at a low price. "

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

"The complete survey was handed in to the teacher. "

"The transistor in the radio allowed us to hear the distant news report clearly. "

"My new smartphone works because it contains billions of tiny transistors that control the flow of electricity. "

"The straight path to the school led past the park. "

"The math problem required us to understand the dimensional relationships of the cube. "