Back to Draw points, lines, line segments, rays, angles, and perpendicular and parallel lines — Problem 2 · Task Set 26
Exercises: Drawing and Identifying Points, Lines, Rays, Angles, and Parallel and Perpendicular Lines
Work through each section in order. For drawing problems, sketch your answer on paper using a ruler or straightedge, then write your explanation in the answer box.
Grade 4·25 problems·~35 min·Common Core Math - Grade 4·standard·4-g-a-1
Work through problems with immediate feedback
A
Recall / Warm-Up
These problems review skills you already learned in earlier grades.
1.
In earlier grades, you learned to call the corner of a piece of paper a "square corner." What is the formal math name for this type of angle?