Homework Questions

LOGS Warm-up• Convert from log form to exponential form

• Convert from exponential form to log form

• Expand

• Condense

9 81y 2 7a

3log 2x 3log 1a

2logxy

z

2

4

3log

ab

c

2log 3log 4log 8logx y z a

LOGS Warm-up

Law of SinesLaw of SinesSection 5.5Section 5.5

Law of Sines

• Given 2 angles and 1 side

C

c

B

b

A

a

sinsinsin

Solve the triangle:

• A = 33°, B = 105°, b = 37.9

A = a =

B = b =

C = c =

Solve the triangle:

• A = 36°, B = 48°, a = 8

A = a =

B = b =

C = c =

Solve the triangle:

• A = 40°, B = 30°, b = 10

A = a =

B = b =

C = c =

Ambiguous Case:• There is more than 1 solution to the triangle• Given 2 sides, 1 angle → check!

Solve the triangle:• A = 30°, a = 8, b = 10

A = a =

B = b =

C = c =

A = a =

B = b =

C = c =

Solve the triangle:• A = 112°, a = 4, b = 3

A = a =

B = b =

C = c =

A = a =

B = b =

C = c =

Solve the triangle:• A = 51°, a = 40, c = 50

A = a =

B = b =

C = c =

A = a =

B = b =

C = c =

Solve the triangle:• C = 36°, a = 17, c = 16

A = a =

B = b =

C = c =

A = a =

B = b =

C = c =

Homework• Worksheet• P. 484 (7-19)• (1-6 for stickers)