In ▲ABC, AB=4cm, ∟A=600 , ∟B=400

. In ▲DEF, DF=4cm,

∟D=40°

, ∟E=80°

. Write the names of matching pairs of sides.​

Write a polynomial for a third-degree polynomial with leading coefficient -4

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?

What is the answer to the question 5x+2x