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The diagram shows a pentagon ABCDE.
BC is parallel to AE and angle CDE is a right angle.
Find the values of r and y.​

Need this asap if anyone can i would be very grateful. if you could show workings that would really

If a || b and e || f , what if the value of y ?

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?