1. What type of triangle is Δ ABC, where ∠A = 132°, ∠B = 15° and ∠C = 33°?   Acute   Right   Obtuse   Hint Half-n-half Clue   2. What type of triangle is Δ ABC, where ∠B = ∠C = 72°?   Equilateral   Isosceles   Scalene   Half-n-half Clue   3. What type of triangle is Δ ABC, where AB = 12 in, BC = 13 in and AC = 8 in? (Note: in denotes inches.)   Equilateral   Isosceles   Scalene   Half-n-half Clue   4. What type of triangle is Δ ABC, where ∠A = ∠B = ∠C = 60°?   Equilateral   Isosceles   Scalene   Half-n-half Clue   5. Which triangle has all three angles less than 90°?   Acute   Right   Obtuse   Half-n-half Clue   6. A triangle has angle measurements of 90°, 20°, and 70°. What type of triangle is this?   Acute   Right   Obtuse   Half-n-half Clue   7. A triangle has two sides measuring 15 meters and one side measuring 9 meters. What type of triangle is this?   Equilateral   Isosceles   Scalene   Half-n-half Clue