⇰Let O be the point of observation on the ground OX.
⇰Let A and B be the two positions of the jet.
⇰ Equating the value of x from (1) and (2),we get;
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Answer:
Subtract your age from 220 to get your maximum heart rate. Calculate your resting heart rate by counting how many times your heart beats per minute when you are at rest, such as first thing in the morning.
girl's periods get more regular, cramps are more likely.They can be mildly annoying to extremely painful, and they usually last for a few days. Cramps may worry some girls at first if they don't know they're often a normal part of having a monthly period.<span>
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Answer:
they do not want to damage their lungs
Explanation:
Answer:
Experiment is the correct answer.
Explanation: