Emily is adjusting the two removable shelves in her cup boared. The shelves are to be equally spaced in the chipboard. How much space is there between shelves if the height of the shelve is 29 1/2

1. are the triangles similar and if so why? what is the value of x? show your work.

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters