Aante bajo cabe con contra de desde durante e entre hacia hasta mediante para por segun sin sobre tras versus via, esas son la preposiciones verdad, comente si me falta algun

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

The sales tax for an item was $8.40 and it cost $420 before tax. find the sales tax rate. write your answer as a percentage.

Question 2 of 27 1 point what is the measure of zonl, given that figure lonm is a rectangle?