Il perimetro del rettangolo abcd è 60 cm e la base è il doppio dell’altezza. calcola l’area e la misura del contorno della figura.

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?