A convex polyhedron has (8a) faces, (6a + 6) vertices, and (15a) edges. What is the value of a?

Euler's formula: V + F = E + 2

a =

What is the definition of patterns?

the length of one leg of an iscosceles right triangle is 3 ft. What is the perimeter of the triangle?

How many times does 1/3 go into 1/18?

Given the functions f (x) = 10x+25 and gx=x+8 which of the following represents f[g (x) ]

The difference between a number, x, and 4 is 9. find the number

A diagonal of a rhombus that is on the coordinate plane can be modeled by the equation y=6. determine which of the following could model the other diagonal. justify your answer. a. y=12 b. x=-6 c. y=4+x d. x=6-y

What is an expression equal to 5 (4x-3

At a sale this week, a sofa is being sold for $231. this is a 34% discount from the original price. what is the original price?

Katrina saved $300 last summer. Of that amount, 12% how much Came from her allowance

Using the quadratic formula to solve 4x^2-3x + 9=2x + 1 what are the values of x