ninety degrees
- right angleExactly ninety degrees
- perpendicularAt right angles
- squareRhombus with right angles
- cornerMeeting point of edges
- L-shapedHaving a right-angle bend
orthogonal · vertical · elbow · bend · turn · quarter turn · compass · protractor · acute · obtuse · geometry · intersection · crossroads · fever · temperature · hot · thermometer · boiling
angle measurement
ninety degreesparallel
Equidistant at all points
straight angle · acute angle · obtuse angle · oblique angle · full rotation
temperature
ninety degreesbelow zero
Temperature beneath freezing
freezing · subzero · ten degrees · frigid · bitter cold