How can you prove a triangle is a right triangle?

The ladders shown below are standing against the wall at the same angle. How high up the wall does the longer ladder go? (The high ladder is 30 and we trying to find the height. The small ladder is 24 and it's height is 10)

A builder is buying property to build new houses. The sizes of the lots are 1 2, 1 3, 1 6, 1 2, 1 6, 1 2, 1 6, 1 2, 1 3, 1 2, 1 6, 1 6, 1 6, 1 2, and 1 3 acre. Select the line plot that represents the information.

Two groups of students were asked how many hours they spent reading each day. The table below shows the numbers for each group: Company A 1 2 1 1 3 3 2 2 3 Company B 3 2 3 2 2 2 1 1 2 Based on the table, which of the following is true?

2 + a + b = a + 2 + b is an example of which algebraic property?

What number is a factor of 20 but not a multiple of 5

What are the advantages and disadvantages of using cumulative frequency?

20 min to drive between two roads at average speed 45 mph how far apart is the town

What is 2+2 i need to know

A track and field playing area is in the shape of a rectangle with semicircles at each end. The perimeter of the track is to be 1200 meters.

Nicole has a stack of 50 dishes to wash. It took her 2 minutes to wash 8 dishes. At this rate, how long will it take Nicole to wash all 50 dishes?