a triangle has lengths of 2.6, 8.1, 8.6. Is this a right triangle? Why or why not? Is there an angle in this triangle larger than 90 degrees?

What is 56times 3955

Scores on the GRE (Graduate Record Examination) are normally distributed with a mean of 579 and a standard deviation of 94. Use the 68-95-99.

The diameter of a ping pong ball is 4.0cm. find the length in kilometers of a row of 6.02*1023 ping pong balls.

Marvin bought 16 T-shirts. The shirts came in p packages. Write an expression that shows how many T-shirts were in each package. Type an asterisk (*) if you want to use a multiplication sign and a slash (/) if you want to use a division sign.

Play Ball Little League baseball games are only played on Tuesday nights and Saturday afternoons. Rod is playing center field. If he can't see a pop fly because of the bright lights at the ballpark, then what day is it? A. Monday B. Saturday C.

Question 1: Which ordered pairs are a solution to the equation y=2x+6 Select all that apply (0,6) (-1,4) (-1,-4) (3,12) Question 2: Which ordered pairs are a solution to the equation y=4-2x Select all that apply (-1,2) (0,4) (-1,6) (1,6)

The mass of Pluto is approximately 1•10^22kg, while the mass of Neptune is approximately 1•10^26kg. Which of the following is true? A. The mass of Neptune is approximately ten thousand times that of Pluto. B.

Find the discriminant. u2-2u-5=0

How many corners does a cube have? how many faces does a cube have? how many other cubes would share a given corner atom or face atom if several cubes were stacked side-to-side, front-to-back, and top-to-bottom?

What is the difference between - 4x - 6 and 2x + 4? Show work.