geometry
a playground is 50 yd by 50 yd. amy walked across the playground from one corner to the opposite corner. how far did she walk.
health help me
oh ok do you have a health link cause i do not have a book
health help me
1. Starches and sugars that provide energy (1 point)kidneys enzymes carbohydrates vitamins 2. The system that removes waste from the body and controls the body's water levels (1 point)excretory digestive system liver kidneys 3. Organs that remove waste material, including ...
math
Factor each of the following expressions X^2+2x+y^2 5x^2-16x+3 (X+y)^2-64 Ax+bx-ay-by
Bio
how do animals that live in different enviroments meet their need for efficent gas exhcange?
Bio
Why do fish take in oxygen through its skin but does not release carbon dioxide through its skin.
math
the ninth term of an arithmetic sequence is 23 and the 33rd term of the sequence is -241 , calculate the sume of the first 15 terms of the sequence , using the formula s=n(2a+(n-1)d)/2
math
The 65th therm in a geometric sequence is 8000, and the 69th term is 500, find the 64th term using the geometric series sum formula
science
your weight is 600 newtons and you have just finished building a raft which weighs 1000 newtons. what is the smallest upthrust force needed so that it will float with just you on it ? (please answer really quick )
biology
I really need help i am so confued !! use the crossover values given to calculate the sequence and the distance apart of the genes indicated P-m 7% K-m 28% P-K 21% m-C 5%
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