Solve Puzzle 1 to unlock this puzzle.
Estimated difficulty: Hard
Triangle ABC has area 252 cm². D, E and F lie on BC, CA and AB, respectively. This time BD:DC = 3:1, CE:EA = 1:1 and AF:FB = 2:1. P is the intersection of AD and BE, Q of BE and CF, and R of CF and AD. Find the shaded area of triangle PQR.
Solve this puzzle to complete the set.
All puzzles
- Puzzle 1 · Medium (estimated)
- Puzzle 2 · Medium (estimated) · Locked
- Puzzle 3 · Hard (estimated) · Locked
- Puzzle 4 · Medium (estimated) · Locked
- Puzzle 5 · Hard (estimated) · Locked
- Puzzle 6 · Hard (estimated) · Locked
- Puzzle 7 · Hard (estimated) · Locked
- Puzzle 8 · Hard (estimated) · Locked
- Puzzle 9 · Hard (estimated) · Locked
- Puzzle 10 · Hard (estimated) · Locked
- Puzzle 11 · Hard (estimated) · Locked
- Puzzle 12 · Hard (estimated) · Locked
- Puzzle 13 · Hard (estimated) · Locked
- Puzzle 14 · Hard (estimated) · Locked