27. Mărind de 5 ori suma a două numere obținem 50. Care sunt numerele, știind că unul este de 4 ori mai mare decât celălalt?

Will give are given that xy is parallel to zw. if xz is a transversal that intercepts xy and zw, angle angle alternate interior angles. since xy is parallel to zw, we know that these angles are we also know that angle xvy and angle zvw are , and thus congruent. we can conclude that △xyv ~ △zwv using the similarity theorem.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

What is the interquartile range of this day at set?