Which statement below is correct? A. If all the sides of a polygon have the same angle, then it is regular. B. Every rectangle is a regular quadrilateral. C. A polygon is called regular if all the sides have the same length and all the interior angles have the same measure. D. A regular triangle is called a regulateral triangle.

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°