Is this equation linear or not? y = 2x²

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit