Identify which lines are perpendicular:

y-9=3 (x+1)

y=-1/3x+5

y=0

x=6

The time, t, required to drive a fixed distance varies inversely as the speed, r. It takes 8 hr at a speed of 15 km/h to drive a fixed distance.

How do you change an improper fraction to a mixed number?

Select the correct answer. What percentage is the fraction 4 equal to? O A O B. 30% 20% OC. 50% O D. 40%

Amy has a gift for her mother that she needs to wrap. she designs a gift box in the shape of a rectangular prism. the dimensions of the prism are 6 inches by 6 inches by 7.5 inches what is the surface are of the gift box

The value of x+y is negative, and x is a positive integer. What must be true about y? Explain.

1 minute and 30 seconds times 100

How many sections are there when you fold a piece a paper 8 times

A golf ball is selected at random from a golf bag. If the golf bag contains 3 brown balls, 8 red balls, and 9 yellow balls, find the probability of the following event. The golf ball is brown or red.

The engine in Paul's weed whacker uses an oil-gas mixture. The owner's manual recommends mixing the oil and gasoline together, using the size of the oil container to guide how much of each to use. It states to use 1/8 part oil with 4 parts gasoline.

Use the net to find the surface area of the square pyramid. A) 385 ft2 B) 473 ft2 C) 526 ft2 D) 568 ft2