Which of the following in not an essential part of a two-column proof?

1) Statement of the 2) Theorem

3) Figure

4) Given information

5) Plan of proof

6) Staircase logic

A local electronics store raised its prices on headphones by 20%. The headphones that Stan wants to buy now cost $36. How much did the headphones cost before the price increase?

How do you estimate a length

A box office sold reserved tickets for $10 and general admission tickets for $5. The total value of the tickets $630. If 103 were sold, how many of them were general admission tickets?

For every 24 minutes of television, there are 6 minutes of commercials. how many minutes of commecials are in 1 hour and 36 minutes of television?

What is 149 times 235 equal to

What is the answer 8 (4x + 6) + 5x

Which of these statements accurately compares the population profiles of groups ages 19 and younger with those over 20? A. There are more people ages 20 or older than there are ages 19 and younger. B.

one card is randomly selected from a standard 52 card deck. what is the probability that the card is a black ace

People use water to cook, clean, and drink every day. An estimate of 26.5 % of the water used each day is for cleaning. If a family uses 68.9 gallons of water a day for cleaning , how many gallons do they use every day?

A data set has a mean of 255 and a standard deviation of 12. All the data values are within two standard deviations of the mean. Which could be the maximum value of the data