a school cafeteria conducted a survey to determine the students favorite hot lunch. 5 different random samples of 100 students each completed the survey. there are 2,000 students in the school based on the survey results which of the following is the closest to the closest to the expected total number of students whose favorite hot lunch is grilled cheese?​

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.°