Find the center and the radius of the circle

x^2-8x+2y=-y^2+19

9 is what percent of 45? Use the table to find the percent.

You are building a model of a new roller coaster with a scale factor of 1/51. The model is 4ft tall. How tall is the actual roller coaster?

Johnny and elizabeth were playing a video game and trying to get all the treasure. johnny got 1/3 of a treasure and elizabeth got 5/9 of the treasure

Leah is buying curtains for her bedroom window. She wants the certains to hang from the top of the window to the floor. The window is 4 feet high. The bottom of the window is 21/2 feet above the floor. How many inches long should Leahs certains be?

What is the surface to a rectangular playing surface with 44 feet and 77 feet?

Discuss two different ways to find the value of the expression 5.4 times 1.17 times 100

The table shows the relationship between the height of a tomato plant and the number of days since it has been planted Days Height (cm) 2 3 5 4 8 6 12 9 18 13 22 15 25 16 30 20 32 21 35 24 What does the y-intercept represent in this problem

What is other way to forms 208,561

Factor completely 2x^2+6x-80

What is the answere for A5+b2+a2b2