Chloe makes necklaces and bracelets to sell at fundraisers to raise money for new band uniforms. She has $18 to buy necklace and bracelet chains. Necklace chains cost $0.60 each, and bracelet chains cost $0.40 each. The number of bracelet chains she can purchase given the number of necklace chains that she buys are shown in the table.

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.°