This is known as The Theorem of Pythagoras
Basically is A2+B2+C2
Plug in the numbers as
16^2+B^2=30^2
Subtract 16 from both sides
16-16=0
30-16=14
Your Choice is A. 14cm
Let x = number of South American animals
Let y = number of African animals
x=45+1/2y
x=172
Solve for y
Answer:
Hey there!
Richard has 480 dollars.
Giving 1/4 of the money to his brother would mean giving 120 dollars to his brother.
Richard has 480-120, or 360 dollars left.
Giving 1/3 of the money left would be giving 120 dollars to his sister.
His sister and brother both got 120 dollars from Richard.
Hope this helps, and let me know if you need more help. :)
Answer:
The difference between a line graph and a scatter plot is that <u>A</u><u>.</u><u>)</u><u> </u><u>a line graph presents continuous and linked data, while a scatter plot presents unlinked data.</u>