Ellen needs to buy 180 in of ribbon to wrap a large present the store sells ribbon only in whole yards how many yards does Allen need to buy

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

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.°