1 and 3.
4 goses into 84 21 times!
One and three
1 and 3.
3
1 and 3
15
6 times 6 = 36, so yes, 36 is a square. 1+2 = 3 3+3 = 6 6+4 = 10 10+5 = 15 15+6 = 21 21+7 = 28 28+8 = 36, so yes, 36 is a triangular number
2
Factor each number to see if they have common factors:21 = 3*736 = 3 *12The LCD is, 36*7 or 21*12, 252.
36 is the only square number that is also a triangular number between 20 and 40.
A meat of geese are called goses!
It the highest common factor, and that is 3.