Solve the math problem. Make sure your answer has the correct number of significant figures. 10.9 - 8.264

Two lines parallel to a third line are parallel to each other. always sometimes or never

The sixth grade art students are making a mosaic using tiles in the shape of right triangles.each tile has leg measures of 3 centimeters and 5 centimeters.i f there are 200 tiles in the mosaic what is the area of the mosaic.

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288