Answer:
10%
Step-by-step explanation:
Sean first thought that his hand was 20 cm so:
20cm
When he measures with a ruler, he gets 18 cm so:
18cm
The equation is really simple, and you basically do:
20/20 - 18/20 = 2/20 = 1/10 = 10%
The equation is:
1- x/y
x equals the new number
y equals the original number
Answer:
Here's how to reduce a fraction: Break down both the numerator (top number) and denominator (bottom number) into their prime factors. Cross out any common factors. Multiply the remaining numbers to get the reduced numerator and denominator.
120
OA = OB
angle OAN = 90 degrees, so OAB and OBA is both 30 degrees.
Answer:
-
-
- 2.6
- Add 9.3025 and 2.6 = 11.9025
- Divide 3.70135110 by 11.9025
= 0.31097257
Answer:
Step-by-step explanation:
We will squared each, we will find
49/9 5 6.25 8 then the correct order
Square root 5
2 1/3
2.5
Square root 8