Who was known as a trailblazer? this person became known as the "father of renaissance painting" because he used the new approach in painting. masaccio donatello lorenzo ghiberti giorgio vasari

Masaccio

Explanation:

Masaccio is considered as one of the trailblazers of Renaissance painting as many specialists consider he was the first painter to apply to his paintings the laws of perspective.

Giotto is also considered the Father of Renaissance Painting. Donatello is considered as the Father of Renaissance Sculpture and Gjiberti is considered a prominent figure of the Renaissance´s architectue and desgin. Vasari is widely known because besides being a complete artist, he wrote the biography of some contemporary artists.

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69