A typist can type 275 words in 5 minutes. How many words can he type in 12 minutes?

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Need on this geometry question. explain how you did it.