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25u2 ? c=5 ? √13 ? 13u2 ? 18u2 ? 3√2 ? The triangle is a2+b2= if a<b<cand c2 < a2+b2 then the triangle ABC is acute. c2= . 25u2 ? c=5 ? b= √(22+42) ? 5u2 ? a= √(12+22) ? 20u2 ? if a<b<cand c2 < a2+b2 then the triangle ABC is acute. The triangle is a2+b2= c2= . 25u2 ? c=5 ? b= a= 5u2 ? √(12+22) ? √(12+32) ? 10u2 ? if a<b<cand c2 < a2+b2 then the triangle ABC is acute. The triangle is a2+b2= c2= . Given ΔABC, a<b<c, then c2<a2+b2 → ΔABC is acute Given ΔABC, a<b<c, then c2=a2+b2 → ΔABC is right. Given ΔABC, a<b<c, then c2>a2+b2 → ΔABC is obtuse. 3, 4, 6 → Classify the triangle given the sides. c2= a2+b2= ΔABC is . Given ΔABC, a<b<c, then c2<a2+b2 → ΔABC is acute Given ΔABC, a<b<c, then c2=a2+b2 → ΔABC is right. Given ΔABC, a<b<c, then c2>a2+b2 → ΔABC is obtuse. Classify the triangle given the sides. 5,12,13→ c2= a2+b2= ΔABC is . Given ΔABC, a<b<c, then c2<a2+b2 → ΔABC is acute Given ΔABC, a<b<c, then c2=a2+b2 → ΔABC is right. Given ΔABC, a<b<c, then c2>a2+b2 → ΔABC is obtuse. 6, 8, 9 → Classify the triangle given the sides. c2= a2+b2= ΔABC is . Given ΔABC, a<b<c, then c2<a2+b2 → ΔABC is acute Given ΔABC, a<b<c, then c2=a2+b2 → ΔABC is right. Given ΔABC, a<b<c, then c2>a2+b2 → ΔABC is obtuse. Classify the triangle given the sides. 3, 3, 4 → c2= a2+b2= ΔABC is . Classify the triangle given the sides. a ? B C c ? b ? A √2, √5, 3→ a2+b2= c2= ΔABC is . Classify the triangle given the sides. a ? B C c ? b ? A √5, √5, 4→ a2+b2= c2= ΔABC isisosceles and . Classify the triangle given the sides. a ? B C c ? A b ? √10, √10, 2→ a2+b2= ΔABC isisosceles and c2= . |