janet makes the conjecture that line p is also parallel to line r. what must the value of y be for her conjecture to be correct?
2 answers:
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Answer:
Step-by-step explanation:
A(3, - 2), B(1, 5), C(1, - 2)
ΔABC is right angled Δ
AC and BC are legs (cathetus)
= (AC)(BC) ÷ 2 =
= 7 units²