What set of sides would make a right triangle?

5,10,12

5,12,3

4,5,6

8,10,12

What are the solutions to the equation 9x2 = 49, rounded to the nearest tenth?

Approximate the following numbers to the nearest whole number

Change 39/25 to a percent

Charlie guesses that his dog weighs 34.5 lb. The dog actually weighs 32.7 lb. What is the percent error in Charlie's guess, to the nearest tenth of a percent?

Alexa took out a $42,000 loan to remodel a house. The loan rate is 8.3% simple interest per year and will be repaid in six months. What is the maturity value that is paid back?

Fred spent half of his allowance going to the movies. He washed the family car and earned 9 dollars. What is his weekly allowance if he ended with 11 dollars?

Solve for x: 0.25x+0.1x=9.8

Simplify (-7) X (8) - (4) X (-1)

Use the counting principle to determine the number of elements in the sample space. Two digits are selected without replacement from the digits 1, 2, 3, 4, 5, and 6.

Surface area of prisms