HELP ME PLEASE! x = ½ y what is the direct variation
1 answer:
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Answer:
Ans 1.
Ans 2.a.
Ans.2.b.
Step-by-step explanation:
Solution:
1.
Vertically opposite angles are equal.
2.a.
proof for Δ BAC ≅ ΔKJL by SAS postulate.
InΔ BAC and Δ KJL
BA ≅ KJ Given
∠ BAC ≅ ∠ KJL {measure each angle is 90}
2.b.
proof for Δ BAC ≅ ΔKJL by HL theorem.
InΔ BAC and Δ KJL
BA ≅ KJ Given
∠ BAC ≅ ∠ KJL {measure each angle is 90}