This page contains corrections of errors appearing in the Ways to Think About Mathematics main text

Click here to report additional errors.


Error location
Correction
p. 117
last paragraph
Replace AB with AC in first sentence (of final paragraph)
p. 126
last line of page
should read "Repeat the above strategy with triangle CAE and triangle IAB."
p. 135
last line of page
should read "angle ACB = 30 degrees?"
p. 148
1st marginal note
should end "... can you find m and n so that k = m^2 − n^2?"
p. 153 and 164
Pascal's triangle
Entry 8 of row 10 should be 45 (not 55) - click here for correction
p. 217
problem 10
Should read "Prove that your guess from problem 9 is correct."
p. 232
answer to prob. 5

Histogram on right is incorrect (click here to see correction)