Trigonometry sides

Trigonometry
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Trigonometry
You need your notebook, calculator and Ipad

Slide 1 - Diapositive

Today
  • Recap last week (15 min)
  • Bettermarks (20 min)
  • New subject (10 min)
  • Bettermarks (20 min)
  • End lesson (5 min)

Slide 2 - Diapositive

Name the opposite side.
A
KL
B
KM
C
LM

Slide 3 - Quiz

Name the adjacent side
of ∠C
A
AB
B
BC
C
AC

Slide 4 - Quiz

Name the mnemonic you learned last week

Slide 5 - Question ouverte

Calculate ∠P

Slide 6 - Diapositive

Calculate ∠P
cos(θ)=ha

Slide 7 - Diapositive

Calculate ∠P
cos(P)=8.36.2
cos(θ)=ha

Slide 8 - Diapositive

Calculate ∠P
cos(P)=8.36.2
P=cos1(8.36.2)
cos(θ)=ha

Slide 9 - Diapositive

Calculate ∠P





                        °
cos(θ)=ha
cos(P)=8.36.2
P=cos1(8.36.2)
P41.67

Slide 10 - Diapositive

Calculate ∠F
Round your answer to
two decimal places

Slide 11 - Question ouverte

Calculate ∠F

Slide 12 - Diapositive

Exercises
  • Homework and equipment check
  • 11.4 Soh Cah Toa
  • 11:00
  • Raise your finger if you have any questions or you're done
  • Communicate in English please

Slide 13 - Diapositive

11.3 Soh Cah Toa Sides
You need your notebook

Slide 14 - Diapositive

Calculate KM
cos(66)=19KM
0.406...=19KM
KM=0.406...19
KM  7.73
cos(θ)=ha

Slide 15 - Diapositive

Calculate FG
0.74...=FG7
FG=0.74...7
FG  9.42
sin(48)=FG7
sin(θ)=ho

Slide 16 - Diapositive

Exercises
  • Homework and equipment check
  • 11.2 Soh Cah Toa Angels
  • 20 minutes
  • Raise your finger if you have any questions or you're done
  • Communicate in English please

Slide 17 - Diapositive

Calculate KM
cos(66)=19KM
0.406...=19KM
KM=0.406...19
KM  7.73
cos(K)=sa

Slide 18 - Diapositive

Calculate FG
0.74...=FG7
FG=0.74...7
FG  9.42
sin(48)=FG7
sin(P)=so

Slide 19 - Diapositive