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  All Sites - 12 items found, showing 1 to 12

  1. Growing Pains - Lisa Lavelle
    Elementary, difficulty level 4. Predict the height and weight of a child after ten years. ...more>>

  2. He Shoots! He Scores! - Annie Fetter, Steve Risberg, & Terry Trotter
    Algebra, difficulty level 3. Given a set of equations and inequalities, figure out how many points Bo might have scored in his basketball game. ...more>>

  3. Illuminating Lines - Annie Fetter
    Algebra, difficulty level 2. Match up statements, equations, and sets of points on coordinate planes. ...more>>

  4. Marsha's Triangle - Marsha Hurwitz
    Algebra, difficulty level 3. Find the area of an isosceles triangle whose two legs are on the x and y axes and whose hypotenuse passes through the point (c,d). ...more>>

  5. Maxwell's Mowing - Terry Trotter
    Algebra, difficulty level 1. Maxwell mows rectangular lawns by mowing around the rectangle, leaving a smaller rectangle. If the lawn is 200 feet by 120 feet, how wide a swath has he mowed so far if his mower runs out of gas 1/4 of the way through? ...more>>

  6. Phone-O-Graph Phollies - Bill Graham
    Algebra, difficulty level 2. Students are asked to use algebra to compare three telephone calling plans to determine at what number of calls each plan would be preferable. ...more>>

  7. Picking a Point - Steve Risberg
    Geometry, difficulty level 2. A point is randomly selected from within the rectangle having vertices at (0,0), (2,0), (2,3) and (0,3). What's the probability that the x-coordinate of the point will be less than the y-coordinate? ...more>>

  8. The Price of Pollo - Terry Trotter
    Algebra, difficulty level 2. Use a linear equation model to predict a future price of fried chicken. ...more>>

  9. Spell It Out - Steve Risberg Annie Fetter
    Algebra, difficulty level 2. A word-find problem exploring how sets of points that form lines can be described by written sentences. An introduction to linear equations that sets the stage for the standard y = mx + b form. ...more>>

  10. A Tale of Two Intercepts - Terry Trotter
    Algebra, difficulty level 3. Find the distance between two y-intercepts. ...more>>

  11. A Triangle's Area - Canadian Open Math Challenge 1999 via Tim Lang
    Algebra, difficulty level 3. Find the "b" values of two lines needed to form two congruent triangles of a given area. ...more>>

  12. X Marks the Spot - Terry Trotter
    Algebra, difficulty level 3. A Spanish pirate buries his treasure on an island in a very mathematical manner. Can you locate the "X" spot? ...more>>


 
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