Answer: x =3; y = -2

Step-by-step explanation:
Square root 75 = square root 25 × square root 5 = 5 square root 5
Answer:
Step-by-step explanation:
m∠2 ≅ m∠7 [Alternate exterior angles]
m∠7 + m∠8 = 180° [Linear pair theorem]
m∠2 + m∠8 = 180° [Substitution property]
∠2 and ∠8 are supplementary [Definition of supplementary angles]