Competition Prep
Test and contest problems do not say which lesson they come from. Most are one of a few types, and each type has its own picture. Learn the 154 types, use one routine every time, and practice naming the type before you solve.
Test and contest problems do not say which lesson they come from. Most are one of a few types, and each type has its own picture. Learn the 154 types, use one routine every time, and practice naming the type before you solve.