Answer:
Step-by-step explanation:
Find the area of the regular 18-gon with radius 10 mm
Answer:
243
Step-by-step explanation:
3x3=9
9x3=27
27x3=81
81x3=243
Answer:
C. 16
Step-by-step explanation:
Set up a proportion. 12 over 8 equals 24 over x. Multiply 24 and 8 then you get 192 then divide that by 12 and you get x=16.
The median is 50.
The first quartile is 20, the third is 65, the difference is 45.