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Spare parts has comics and random math topics for discussion. Includes questions (and answers), puzzles, and links to other sources.
6/1/15
Distance Traveled
Sammy the snail and Ted the turtle have lunch together at the jungle cafe.
At noon, Sammy leaves, heading due north at 15 feet per hour.. Then, at 1:00pm, Ted leaves, traveling due east at 8 yards per hour.
How far apart are they at 6:00pm?
5/9/15
Circles, Triangles, Geometry, Trigonometry....
AC = 11, CE = 7, BC = 16
If the area of triangle ABC = 86,
what is the area of triangle CDE?
4/15/15
Math Riddle
If you take away half of five, you get four. How?
4/1/15
"Dress Patterns"
There's a clothing store in Alphabetown.
The owner has devised his own method of pricing items.
A vest costs $20, socks cost $25, a tie costs $15, and a blouse costs $30.
Using this method, how much would a dress cost?
3/2/15
Polygon Angles: Exterior and Interior
Assume all the figures are regular polygons.
Can you find the angle measures?
and, other polygon exercises
1/28/15
Function Notation Question
1/14/15
"Monkey Business"
Suppose 5 monkeys take 5 minutes to eat 5 bananas.
a) How many minutes would it take 10 monkeys to eat 10 bananas?
b) How many monkeys would it take to eat 2 bananas in 2 minutes?