Which sets of ordered pairs below describe a function? I. open curly brackets left parenthesis 2 comma space 3 right parenthesis comma space left parenthesis 2 comma space 4 right parenthesis close curly brackets

II. Syntax error.

III. open curly brackets left parenthesis 3 comma space 0.3 right parenthesis comma space left parenthesis minus 3 comma space 0.3 right parenthesis close curly brackets

IV. open curly brackets left parenthesis minus 2 comma space 2 right parenthesis comma space left parenthesis 2 comma space minus 2 right parenthesis close curly brackets

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.°