Instructions: Please submit your homework in PDF format mentioning your full name and university ID. A unique program should be written for each question in addition to the output screenshot. Each line of code must be well commented. Question 1: (2 marks) Write a C++ program to check whether a quadrilateral is valid or not, when the four angles of the quadrilateral are entered by the user. A quadrilateral is valid if the sum of all the four angles is equal to 360 degrees. Homework #1 The output should be expressive, informative and user-friendly. In the case of two identical submissions, a score of zero (0) will be assigned to both submissions. In addition, a report will be sent to the Academic Integrity Office. The deadline for submitting the homework is October 1, 2023. Question 2: (3 marks) Write a C++ program to calculate the monthly telephone bills as per the following rule: Minimum AED 100 for upto 100 minutes. Plus AED 0.80 per minute for the next 50 minutes. Plus AED 0.60 per minute for the next 50 minutes. Plus AED 0.50 per minute for any call beyond 200 minutes.