Asquare and a rectangle have equal areas. the rectangle is 64 cm by 81 cm. what is the perimeter of the square?

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

One positive number is 9 more than twice another. if their product is 95, find the numbers