Two corresponding sides of two similar pentagons are 12 cm and 28 cm. what is the ratio of the areas of the pentagon? a. 27/343 b. 28/12 c. 12/28 d. 9/49

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?