Explain the step by step process of finding a function for a hyperbola given the center (1,4), vertices (-7,4) and (9,4), and a point on the hyperbola at (-11, -6). Make sure to include the location of the foci. NO LINKS!!

Yuri, sam and dani had the same math homework last night, but none of them finished it. yuri finished 3/8 of her homework, sam finished 4/6 of her homework and dani finished 1/2. who finished the most math homework? who finished the least amount?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)