1. ângulo   angle   cone   perimeter   curve   Hint Half-n-half Clue   2. superfície, área   area   square   rectangle   angle   Half-n-half Clue   3. volume   square   cube   point   volume   Half-n-half Clue   4. círculo   triangle   angle   semicircle   circle   Half-n-half Clue   5. raio   triangle   radius   curve   point   Half-n-half Clue   6. triângulo   line   square   point   triangle   Half-n-half Clue   7. circunferência   angle   cube   circumference   semicircle   Half-n-half Clue