Answer:1st one is acute 2nd one is also acute 3rd one is obtuse last one is right
Step-by-step explanation:
Because I learned this already
The expression can be simplified to a polynomial of degree 2.

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How to simplify the expression?</h3>
Here we have the expression:

We can directly simplify this by taking the variable as common factor:

This is a polynomial, as you can see, the maximum exponent is 2, so the degree of the polynomial is 2.
If you want to learn more about polynomials:
brainly.com/question/4142886
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The answer is A, the economy was largely based on agriculture.
70 bc the distance from b and c is 14 then multiply that by five cause that is the distance between c and d