Answer:
The GCF of 21 and 30 is 3.
Step-by-step explanation:
Find the prime factorization of 21
21 = 3 × 7
Find the prime factorization of 30
30 = 2 × 3 × 5
To find the gcf, multiply all the prime factors common to both numbers:
Therefore, GCF = 3
Answer:
16%
Step-by-step explanation:
(174-150)/150= 0.16
0.16*100 = 16%
<span>A mathematical sentence that contains one or more variables is sometimes called an open sentence.</span>
Ok so I think I'm correct
1st number a acute angles
2nd 6