The correct answer would be B.6 and 7
Congruent because both angles are the same
21/25
Change to decimal:-
Divide numerator by denominator.
21/25
21 ÷ 25 = 0.84
21/25 = 0.84
Change to a percentage:-
0.84 × 100 = 84
21/25 = 0.84 = 84%
B
Its because when you rearrange using this formula y=mx+c, where m is slope, if m is negative then that line has a negative slope
