A convex polyhedron has (4a) faces, (6a) vertices, and (8a + 2) edges. What is the value of a?

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

a =

The angle measures of any four-sided figure sum to 360°. How can you find the fourth angle measure when you know the sum of the other three angles measures?

hat z-score is used for a 99% confidence interval to estimate a population proportion? (skip the z-table, get one more decimal place of accuracy from the notes, your calculator, or click this online calculator.) Use 3 decimal places in your answer.

Y=x^2+8x+12 find the y-intercept for the parbola

What's the vertex form of the function?

In a group of 75 fourth graders, 20% do not like hot chocolate. How many students like hot chocolate

If the mean of the following distribution is 91 and sum of frequencies is 150 find x and y

Find the value of the spring constant for the spring in trial i. use 0.367 s for the value of the period. the mass of the suspended block is 0.400 kg. enter your answer in n/m with three significant figures.

5 + 3x = - 1 + 6 (6x + 1)

If you see a triangle that has a small box in one angle, what type of triangle is it?

There are t teams in a soccer league. each team consists of 11 players. write an equation to find how many players p are in the league