Write an expression that represents the height of a tree that begins at 10 feet and increases by 3 feet per year. Let t represent the number of years. __ + __ t

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

Once george got to know adam, they found that they really liked each other. this is an example of what factor in friendship

The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.