In which number does the digit 8 have a value that is 1/10 10 1 start fraction, 1, divided by, 10, end fraction times as great as the digit 888 in the number 2{,}980.72,980.72, comma, 980, point, 7?

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Which is the completely factored from of xy^3-x^3y

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?