PLS HELP ASAP Use the Pythagorean identity, (x^2-y^2) + (2xy)^2 = (x^2+y^2)^2 , to create a Pythagorean triple.

Follow these steps:
1. Choose two numbers and identify which is replacing x and which is replacing y.

2. How did you know which number to use for x and for y?

3. Explain how to find a Pythagorean triple using those numbers.

4. Explain why at least one leg of the triangle that the Pythagorean triple represents must have an even-numbered length.

Number your responses from 1 to 4 so your instructor can tell which question you're responding to.

Which themes are portrayed in this excerpt from leo tolstoy’s the death of ivan ilyich? praskovya fedorovna came of a good family, was not bad looking, and had some little property. ivan ilyich might have aspired to a more brilliant match, but even this was good. he had his salary, and she, he hoped, would have an equal income. she was well connected, and was a sweet, pretty, and thoroughly correct young woman. to say that ivan ilyich married because he fell in love with praskovya fedorovna and found that she sympathized with his views of life would be as incorrect as to say that he married because his social circle approved of the match. he was swayed by both these considerations: the marriage gave him personal satisfaction, and at the same time it was considered the right thing by the most highly placed of his associates. so ivan ilyich got married. conforming to social conventions criticism of a middle class lifestyle the destructive impact of loneliness struggling to face reality the necessity of companionship

Write the following as a base and exponent

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.