Please help with this word problem and put explanations

49xy +34y - 72z. determine the degree of the polynomial

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.

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false