Can someone get me to a 60% in my summer school work before 8/19/2021

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?

Find the value of the combination. 5 c 5