Write this number in standard form. 5.29 x 10 8th power

If the measure of xyz is 81 what is the measure of yz

What is 20+(5 x 2/5 )+ 3 show your work

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in