Two sides of a four-sided figure have negative slopes. Which are the endpoints of the sides of this figure? O (-4,-4), (4, -1), (-1, 4), (-1,-1)
O (-2,-4), (-1,-1), (1, -1), (2,-4)
O (1, 1), (2, 4), (5, 4), (4,1)
(1,4), (2, 1), (5, 1), (4,4)

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.°