accuracy
angle
back to school
beard
bearded
bearded man
brutal
caucasian
college
dimension
drafting
education
engineering
formal
geometric
geometry
hipster
home schooling
homework
informal
instrument
isolated on white
knowledge day
learning
lesson
man
mathematical
mathematics
maths
measure
measuring
moustache
mustache
nonformal
private lesson
private teaching
school
school lesson
school teacher
school time
schooling
september 1
startup
student
teach
teacher
teaching
technical drawing
triangle
unshaven
定額
Teaching dimension in school. School teacher hold triangle and book isolated on white. Bearded man ready for school lesson. Geometry and mathematics. School for lifeの素材 [FY310163327098]
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