GIVING BRAINLIEST, FIVE STARS AND THANKS!!! Find the common factors of each pair of numbers

1. 18 and 63

2. 15 and 75

3. 30 and 50

4. 64 and 92

5. 26 and 78

6. 55 and 88

Add or subtract polynomial : –12qr? +13rq?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Abcd is a square. what is the measure of angle bac