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Modern School Supplies ALVIN® Computing Trig-scale Adjustable Triangle
ADJ TRIANGLE W/INKING EDGE 8"ADJ TRIANGLE W/INKING EDGE 8"
ALVIN® Computing Trig-scale Adjustable Triangle
The Trig-scale triangle provides three sets of graduations showing rise and slope from 0° to 90°; the secant ratio for degree reading; the tangent ratio on the degree scale. Made of strong .120" clear acrylic plastic, with inking edge.
  ADJ TRIANGLE W/INKING EDGE 8"LX708K
ADJ TRIANGLE W/INKING EDGE 8" • More Photos
In-Stock • $21.95 • $14.27
 
  ADJ TRIANGLE W/INKING EDGE 10"LX710K
ADJ TRIANGLE W/INKING EDGE 10" • More Photos
In-Stock • $25.95 • $16.87
 
  ADJ TRIANGLE W/INKING EDGE 12"LX712K
ADJ TRIANGLE W/INKING EDGE 12" • More Photos
In-Stock • $27.95 • $18.17
 
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