triangle ABC has perimeter 18cm. AB=7cm BC=3cm. By calculation, deduct whether triangle ABC is a right-angle triangle.

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83