Answer:
22.5 cm
Step-by-step explanation:
9 inches=9×2.5 cm =22.5 cm
Multiplying fractions is just multiplying the numerators together and the denominators together.


To find out which one is bigger, we need a common denominator. The LCM of 7 and 21 is 21, so convert the first fraction into a denominator of 21. 7 goes into 21 three times, multiply this to the numerator and denominator:

Now just compare the numerators to see which one is bigger.

therefore,
Answer is 3.
3,6
3,6,9,12,15,18,21,24,27
3,6,9,12,15,18,21,24,27,30
Answer:
126
Step-by-step explanation:
since b is 54 just subtract 54 from 180 to get a as they are in a sttaight line
Answer:
c, 85°
Step-by-step explanation:
95° + xz = 180° then
x = 180 ° - 95° = 85°