Exam-Style Questions on Mensuration Similarity
Problems on Mensuration Similarity adapted from questions set in previous exams.
(a) Find the area of a regular octagon if the distance from its centre to any vertex is 10cm.
(b) If the octagon had been cut from a piece of square card that was only just large enough, work out the area of the original square piece of card.
(c) A table top is made in the shape of a regular octagon with sides five times as long as the card model. Find the ratio of the area of the table top to the area of the card model.