And you provide steps: a rectangle has an area of 20 square feet. a similar rectangle has an area of 180 square feet. what is the ration of the areas of these similar rectangles?

Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Which number completes the inequality? 2/3 < _ < 7/9