12 points! the interior angles formed by the sides of a hexagon have measures that some to 720°. what is the measure of angle f?

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12