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mathematics teacher hand writing geometry picture and calculation equation

Stock Photo:
Image ID: 89578135
Release Information: N/A
Copyright: Dusit
Small
500x421 6.9"x5.8" (72dpi) 95 KB
Med
1000x841 3.3"x2.8" (300dpi) 342 KB
Large
4200x3532 14.0"x11.8" (300dpi) 4.1 MB
Super
8400x7064 28.0"x23.5" (300dpi) approx.17.0 MB
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