Choosing a Method & Solving a Triangle

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Presentation transcript:

Choosing a Method & Solving a Triangle Subtitle

4th Period Groups of Three Sean – Anna – Alexis – Luke Turbold – Grace – Chris D Annie – Sara – Avery Jennifer – Claire – Keithan Cal – Lindsay – Josie Ryan – Laine – Madison Austin – Lauren – Amaris Ana – Chris F – Adele Nicolette – Elena – Emmanuel

9th Period Groups of Three Grace – Ethan – Bryce Joe – Stephanie – Alex P Sarrah – Madelyn – Patrick Elizabeth – Adam – Andy Bear – Kiernan – Mike Ashley – Vincent – Conal Max – Lindsay – Claudia Luke – Jack G – Christian Donald – Alex S – Jack M

10th Period Groups of Three Kyle – Kristal – Lauren Lexie – Gretchen – Kaylee Maria – Enaya – Gillian RJ – Elizabeth – Jacob Joey – Tatum – Hannah Lorenzo – Trystan – Chris

Choosing a Method *With your group decide what case the triangle represents *Decide whether to use Law of Sines or Cosines *Solve for the indicated side or angle and write it on your whiteboard

1. In ∆BAD, mA = 48°, mB = 39°, a = 8. Find SIDE B.

1. In ∆BAD, mA = 48°, mB = 39°, a = 8. Find SIDE B.

2. In ∆PQR, p = 3, q = 2, and mR = 138°. Find r.

2. In ∆PQR, p = 3, q = 2, and mR = 138°. Find r.

3. In ∆CAN, mC = 41°, a = 5, and mN = 79°. Find c.

3. In ∆CAN, mC = 41°, a = 5, and mN = 79°. Find c.

4. In ∆BAT, b = 6, a = 7, and t = 12. Find mT.

4. In ∆BAT, b = 6, a = 7, and t = 12. Find mT.

5. In ∆GON, if g = 8, o = 3, and n = 12. Find mN.

5. In ∆GON, if g = 8, o = 3, and n = 12. Find mN.

6. Find the area of triangle ∆ABC, if a = 5, b = 9, and C = 14°.

6. Find the area of triangle ∆ABC, if a = 5, b = 9, and C = 14°.

7. Find the area of triangle ∆RST, if r = 4.8, t = 3.7, and S = 43°.

7. Find the area of triangle ∆RST, if r = 4.8, t = 3.7, and S = 43°.

8. Find the area of triangle ∆MAP, if m = 6, a = 8, and p = 11.

8. Find the area of triangle ∆MAP, if m = 6, a = 8, and p = 11.

9. How many triangles exist? ∆SLY, S = 43°, s = 17, y = 14.

9. How many triangles exist? ∆SLY, S = 43°, s = 17, y = 14.

10. How many triangles exist? ∆SHY, S = 43°, s = 24, y = 32

10. How many triangles exist? ∆SHY, S = 43°, s = 24, y = 32