18. A secretary works a 40-hour week and is paid a basic rate of $22.50 per hour. Overtime is paid at time and a half. Calculate the TOTAL wage if the secretary
works for 52 hours in a certain
week.​

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?