Answer:
53
Step-by-step explanation:
Answer:
the 2nd one
Step-by-step explanation:
I took the Quiz
Answer:
1
Step-by-step explanation:
6x - 3 =3
6x =3 +3
6x =6
x=6 :6
x=1
Answer:
∠ 4 = 80°
Step-by-step explanation:
∠ 5 and 100° are vertical angles and are congruent , so
∠ 5 = 100°
∠ 4 and ∠ 5 are same- side interior angles and sum to 180° , that is
∠ 4 + ∠ 5 = 180°
∠ 4 + 100° = 180° ( subtract 100° from both sides )
∠ 4 = 80°
