Name the property of a quality that justifies the following statement:

If x=10, then x+y=10+y

A. reflexive property of equality

B. addition property of equality

C. transitive property of equality

D. substitution property of equality

Can a triangle not have a 90 degree angle at any of the angles? But all still add up to 180 degrees.

Determine whether the following statements are true and give an explanation or counterexample. A) When using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution.

Tim and Sasha are making a model sailboat. They want the sail to be in the shape of a right triangle. If the legs of the sail measure 8 and 15 inches, what would be the length of the hypotenuse? a. 13 in b. 15 in c. 17 in d. 23 in

What is the total weight of the italian Sandwhich? write the amount as a fraction in simplest form, meat:0.35, vegie:0.15, sauce:0.05, bread:0.05

sudi and tasha are eating pancakes. if they can eat one pancake in 3 minutes, how long will it take the two of them to eat 10 pancakes?

One leg of a right triangle is five feet more than the other leg. If, the Hypotenuse of the right triangle is 15 feet, what is the length of each feet?

Graph the equation y = 0.5x

What is the equation of the parabola with vertex (4, 4) and focus (7, 4) ?

What is the radius of a circle whose equation is (x - 7) 2 + (y - 10) 2 = 4? 2 units 4 units 8 units 16 units

You deposit $1240 in a savings account paying 4.2% interest. How much interest will you earn in six years