Play pen is in the shape of a circle if the playpen has a diameter of 2 m what is the approximate area of the playpen use 3.14 as an approximation of pi

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

What is always true about a positive integer raised to a negative odd power?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?