Help pleaseindontvunderstand

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).

Which statement best explains why ben uses the width hi to create the arc at j from point k

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.