Write a c program to ask the user to input the first 3 letters of a selected object all in lower case letters. you will need a printf statement to give the user some guidance about your program. printf("calculating the perimeter and area of an object "); printf("\tselect from a circle, square, rectangle, parallelogram, triangletn"); printf("ltenter first 3 letters of object in all lower caseln\n"); printf("ltselection: "); scanf( /i.. rest of the program use an "if" statement to match the correct object selection, read variables, calculate and print results. if(strobj "cir") { printf scanf( perimeter = to read in radius from user area = printf("the perimeter the area else if(strobj "squ') { printf( scanf( to read in length from user else printf("error! enter all lower case cir, squ, rec, par or tri."); loop until the user wants to quit include a heading object picture perimeter area circle 2ttt md 7r2 d 12 square 41 ope rectangle 212w lw 2l +2w ih parallelogram triangle bh a+b+c 004

Explain how email technologies enable the exchange of messages between users. find out the typical parts of an email address and explain each part.

Aman travel 200m towards east< br /> from his house then takes left< br /> to turn and moves 200 m north< br /> find the displacement & distance.< br />

This assignment continues work on the online booking facility introduced at the end of chapter- 10. the work will be continued in the assignments for chapters 14 and 15 (a) assume that you will produce your online booking facility using an agile approach. i. suggest the kind of user research you would like to conduct for your product before iteration cycles begin. ii prioritize the requirements for your product according to business value, i.e which requirements are likely to provide the greatest business benefit, and sketch out the ux design work you would expect to undertake during the first four iteration cycles, i.e. cycle 0, and cycles 1 to 3. (b) using one of the mockup tools introduced above, generate a mockup of your product's landing page, as developed in the assignment for chapter-11 (c) using one of the patterns websites listed previously, identify suitable interaction patterns for elements of your product, and develop a software-based prototype that incorporates all the feedback and the results of the user experience mapping achieved at the end of chapter-11. if you do not have experience in using any of these, create a few html web pages to represent the basic structure of your website