Answer:
Around the world the most significant restriction on access to potable water is money. While access to raw water sources, clean or otherwise, is important, the purification process itself is expensive. Once water has been rendered potable, it is important that it be delivered without reintroducing contamination.
Answer:
105°
Explanation:
Two angles are linear if their angle measures add up to 180°. (This is also known as vertical angles.)
If we know the measure of one angle, we can easily find the measure of the other, assuming x is the missing angle:

Hope this helped!
Answer: C. estudiosa
Explanation;
The text mentions that Lupe studies very hard and even takes advanced courses in Math and Literature. The best personality trait to describe him is therefore <em>Estudiosa</em> which means Studious.
A Studious person is one who studies quite a lot in the pursuit of academic excellence. They spend a bulk of their time reading books as well in a bid to gain knowledge. Such people feel comfort when they read.
Answer:
\sqrt{2}
Explanation: signed, birb.