This mathematics ClipArt gallery offers 81 illustrations of basic protractors and protractors with angles that can be used to practice reading the angle measures. Protractors are semi-circular tools used to measure angles in degrees.

A protractor is used to measure angles of circles and triangles.

Protractor

A protractor is used to measure angles of circles and triangles.

A protractor to measure angles and degrees.

Protractor

A protractor to measure angles and degrees.

"The outer edge is a semicircle, with center at 0, and is divided into 360 parts. Each division is one-half of one degree, and, for convenience, the degrees are numbered from 0 to 180 from both A and B." — Hallock, 1905

Protractor

"The outer edge is a semicircle, with center at 0, and is divided into 360 parts. Each division is one-half…

A math tool used for measuring angles on blueprints.

Protractor

A math tool used for measuring angles on blueprints.

A protractor is a semicircular tool for measuring angles in degrees.

Protractor

A protractor is a semicircular tool for measuring angles in degrees.

A protractor indicating a measurement of 10 degrees.

Protractor, 10 Degrees

A protractor indicating a measurement of 10 degrees.

A protractor indicating a measurement of 10 degrees from the right side.

Protractor, 10 Degrees

A protractor indicating a measurement of 10 degrees from the right side.

A protractor indicating a measurement of 100 degrees.

Protractor, 100 Degrees

A protractor indicating a measurement of 100 degrees.

A protractor indicating a measurement of 100 degrees from the right side.

Protractor, 100 Degrees

A protractor indicating a measurement of 100 degrees from the right side.

A protractor indicating a measurement of 105 degrees.

Protractor, 105 Degrees

A protractor indicating a measurement of 105 degrees.

A protractor indicating a measurement of 105 degrees from the right side.

Protractor, 105 Degrees

A protractor indicating a measurement of 105 degrees from the right side.

A protractor indicating a measurement of 110 degrees.

Protractor, 110 Degrees

A protractor indicating a measurement of 110 degrees.

A protractor indicating a measurement of 110 degrees from the right side.

Protractor, 110 Degrees

A protractor indicating a measurement of 110 degrees from the right side.

A protractor indicating a measurement of 115 degrees.

Protractor, 115 Degrees

A protractor indicating a measurement of 115 degrees.

A protractor indicating a measurement of 115 degrees from the right side.

Protractor, 115 Degrees

A protractor indicating a measurement of 115 degrees from the right side.

A protractor with 120 and 60 degree suplementary angles indicated.

Protractor, 120 and 60 Degrees

A protractor with 120 and 60 degree suplementary angles indicated.

A protractor indicating a measurement of 120 degrees.

Protractor, 120 Degrees

A protractor indicating a measurement of 120 degrees.

A protractor indicating a measurement of 120 degrees from the right side.

Protractor, 120 Degrees

A protractor indicating a measurement of 120 degrees from the right side.

A protractor indicating a measurement of 125 degrees.

Protractor, 125 Degrees

A protractor indicating a measurement of 125 degrees.

A protractor indicating a measurement of 125 degrees from the right side.

Protractor, 125 Degrees

A protractor indicating a measurement of 125 degrees from the right side.

A protractor indicating a measurement of 130 degrees.

Protractor, 130 Degrees

A protractor indicating a measurement of 130 degrees.

A protractor indicating a measurement of 130 degrees from the right side.

Protractor, 130 Degrees

A protractor indicating a measurement of 130 degrees from the right side.

A protractor with 135 and 45 degree suplementary angles indicated.

Protractor, 135 and 45 Degrees

A protractor with 135 and 45 degree suplementary angles indicated.

A protractor indicating a measurement of 135 degrees.

Protractor, 135 Degrees

A protractor indicating a measurement of 135 degrees.

A protractor indicating a measurement of 135 degrees from the right side.

Protractor, 135 Degrees

A protractor indicating a measurement of 135 degrees from the right side.

A protractor indicating a measurement of 140 degrees.

Protractor, 140 Degrees

A protractor indicating a measurement of 140 degrees.

A protractor indicating a measurement of 140 degrees from the right side.

Protractor, 140 Degrees

A protractor indicating a measurement of 140 degrees from the right side.

A protractor indicating a measurement of 145 degrees.

Protractor, 145 Degrees

A protractor indicating a measurement of 145 degrees.

A protractor indicating a measurement of 145 degrees from the right side.

Protractor, 145 Degrees

A protractor indicating a measurement of 145 degrees from the right side.

A protractor indicating a measurement of 15 degrees.

Protractor, 15 Degrees

A protractor indicating a measurement of 15 degrees.

A protractor indicating a measurement of 15 degrees from the right side.

Protractor, 15 Degrees

A protractor indicating a measurement of 15 degrees from the right side.

A protractor with 150 and 30 degree suplementary angles indicated.

Protractor, 150 and 30 Degrees

A protractor with 150 and 30 degree suplementary angles indicated.

A protractor indicating a measurement of 150 degrees.

Protractor, 150 Degrees

A protractor indicating a measurement of 150 degrees.

A protractor indicating a measurement of 150 degrees from the right side.

Protractor, 150 Degrees

A protractor indicating a measurement of 150 degrees from the right side.

A protractor indicating a measurement of 155 degrees.

Protractor, 155 Degrees

A protractor indicating a measurement of 155 degrees.

A protractor indicating a measurement of 155 degrees from the right side.

Protractor, 155 Degrees

A protractor indicating a measurement of 155 degrees from the right side.

A protractor indicating a measurement of 160 degrees.

Protractor, 160 Degrees

A protractor indicating a measurement of 160 degrees.

A protractor indicating a measurement of 160 degrees from the right side.

Protractor, 160 Degrees

A protractor indicating a measurement of 160 degrees from the right side.

A protractor indicating a measurement of 165 degrees.

Protractor, 165 Degrees

A protractor indicating a measurement of 165 degrees.

A protractor indicating a measurement of 165 degrees from the right side.

Protractor, 165 Degrees

A protractor indicating a measurement of 165 degrees from the right side.

A protractor indicating a measurement of 170 degrees.

Protractor, 170 Degrees

A protractor indicating a measurement of 170 degrees.

A protractor indicating a measurement of 170 degrees from the right side.

Protractor, 170 Degrees

A protractor indicating a measurement of 170 degrees from the right side.

A protractor indicating a measurement of 175 degrees.

Protractor, 175 Degrees

A protractor indicating a measurement of 175 degrees.

A protractor indicating a measurement of 20 degrees.

Protractor, 20 Degrees

A protractor indicating a measurement of 20 degrees.

A protractor indicating a measurement of 20 degrees from the right side.

Protractor, 20 Degrees

A protractor indicating a measurement of 20 degrees from the right side.

A protractor indicating a measurement of 25 degrees.

Protractor, 25 Degrees

A protractor indicating a measurement of 25 degrees.

A protractor indicating a measurement of 25 degrees from the right side.

Protractor, 25 Degrees

A protractor indicating a measurement of 25 degrees from the right side.

A protractor with 30 and 150 degree suplementary angles indicated.

Protractor, 30 and 150 Degrees

A protractor with 30 and 150 degree suplementary angles indicated.

A protractor indicating a measurement of 30 degrees.

Protractor, 30 Degrees

A protractor indicating a measurement of 30 degrees.

A protractor indicating a measurement of 30 degrees from the right side.

Protractor, 30 Degrees

A protractor indicating a measurement of 30 degrees from the right side.

A protractor indicating a measurement of 35 degrees.

Protractor, 35 Degrees

A protractor indicating a measurement of 35 degrees.

A protractor indicating a measurement of 35 degrees from the right side.

Protractor, 35 Degrees

A protractor indicating a measurement of 35 degrees from the right side.

A protractor indicating a measurement of 40 degrees.

Protractor, 40 Degrees

A protractor indicating a measurement of 40 degrees.

A protractor indicating a measurement of 40 degrees from the right side.

Protractor, 40 Degrees

A protractor indicating a measurement of 40 degrees from the right side.

A protractor with 45 and 135 degree suplementary angles indicated.

Protractor, 45 and 135 Degrees

A protractor with 45 and 135 degree suplementary angles indicated.

A protractor indicating a measurement of 45 degrees.

Protractor, 45 Degrees

A protractor indicating a measurement of 45 degrees.

A protractor indicating a measurement of 45 degrees from the right side.

Protractor, 45 Degrees

A protractor indicating a measurement of 45 degrees from the right side.

A protractor indicating a measurement of 50 degrees.

Protractor, 50 Degrees

A protractor indicating a measurement of 50 degrees.

A protractor indicating a measurement of 50 degrees from the right side.

Protractor, 50 Degrees

A protractor indicating a measurement of 50 degrees from the right side.

A protractor indicating a measurement of 55 degrees.

Protractor, 55 Degrees

A protractor indicating a measurement of 55 degrees.