Consider the number pattern: 9; 36; 144; …
A row of heptagons is built from cocktail sticks so that each new heptagon shares one side with the last. n: 1; 2; 3; 4 Cocktail sticks: 7; 13; 19; ?
Consider the number pattern: 8; 3; −2; …
Consider the number pattern: 6; 30; 150; …
Consider the number pattern: 5; 14; 23; …
A row of heptagons is built from straws so that each new heptagon shares one side with the last. n: 1; 2; 3; 4; 5; 6; 7 Straws: 7; 13; 19; 25; 31; 37; ?
Consider the number pattern: 11; 18; 25; …
Consider the number pattern: 1; 4; 9; …
Consider the number pattern: 3; 12; 27; …
Consider the number pattern: 11; 9; 7; …
Consider the number pattern: 12; 17; 22; …
A row of pentagons is built from cocktail sticks so that each new pentagon shares one side with the last. n: 1; 2; 3; 4; 5; 6; 7 Cocktail sticks: 5; 9; 13; 17; 21; 25; ?
