20 points
quadrilateral abcd is inscribed in this circle.

what is the measure of angle c?

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

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second