Plz help me on this question i dont get angles very well

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

What is the measure of sty in oo below? 130 310 230 50

Which statements are true about additional information for proving that the triangles are congruent check all that apply