closeup of a caucasian man using a protractor and the text math, for mathematics, on a green chalkboard

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Size: 7360px × 4912px
Location: Spain
Photo credit: © nito / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: angles, blackboard, chalk, chalkboard, circular, degrees, design, designing, drafting, drawing, education, engineer, engineering, geometry, graduated, green, hand, horizontal, indoors, instrument, job, man, math, mathematics, measure, measurement, measuring, object, occupation, people, person, profession, professional, protractor, radians, school, science, semi, semicircular, sketch, sketching, student, subject, teacher, technical, text, tool, word, work