Highest common factor of 30 and 45

The GCF of 30 and 45 is 3 × 5 = 15.

Step-by-step explanation:

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factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30;

factors of 45 = 1, 3, 5, 9, 15, 45

choose the greatest factor that exactly divides both 30 and 45,

i.e., 15.

final answer is 15

idk

step-by-step explanation:

use that smart brain