It is 18.
The GCF is: 18
The sides of a triangle always equal to 180 so 63+54 = 117 and 180 - 117 = 63. The answer is 63. Or, an isosceles triangle has 2 sides of the same length, so you know it would either be 54 or 63I hope you find this helpful :D
The GCF is 21.
The GCF of 10 and 54 is 2.
The GCF is 9.
It is 18.
The GCF is: 18
The GCF is 3.
The GCF is 9.
9
It is: 18
It is: 18
The GCF/HCF of 56 and 180 is 4.
9
The GCF is 6.
The Greatest Common Factor (GCF) of 36, 54, and 63 is: 9