The area of a triangle with base b and height h is 1/2 bh. Kari is designing silver earrings shaped like triangles. Each earring is 3 centimeters tall and has a base that is 2.5 centimeters long.

Nine more than four times a number is the same as one less than twice the number. find the number?

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

Which question is not a good survey question? a. don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d. are you happy with the availability of electronic products in your state?