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Name Class Date Enrichment 3-6 Coordinate Plane History Graph the equations on the coordinate plane provided. Each line will pass through a letter. Write the letter in the corresponding answer blank(s) to find the name of a famous mathematician. It may be helpful to use a straightedge. y A T D N All rights reserved. L H B M x E K Y P C S R 1. y = 3x + 2 © Pearson Education, Inc., publishing as Pearson Prentice Hall. 2. y = 34 x - 3 3. 2x + y = 1 4. 4x - 3y = 6 5. x = -4 6. x + 3y = 15 7. y = - 23 x 8. y = 5 The coordinate plane was developed by the famous mathematician ___ 4 ___ 1 ___ 2 ___ 1 Geometry Chapter 3 ___ 5 ___ 1 ___ 3 ___ 7 ___ 6 ___ 4 ___ 8 ___ 1 ___ 3 Lesson 3-6 Enrichment 23