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Page 1: Mrs.  Rivas ISCHS

Mrs. Rivas

ISCHS

HomeworkChapter 8 Review𝒄 Β²=𝒂 Β²+𝒃 ²𝒄 Β²=𝟏𝟐 Β²+πŸ— ²𝒄 Β²=πŸπŸ’πŸ’+πŸ–πŸπ’„ Β²=πŸπŸπŸ“π’„ Β²=βˆšπŸπŸπŸ“  π’„=πŸπŸ“

Page 2: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review𝒄 Β²=𝒂 Β²+𝒃 ²𝟏𝟎 Β²=πŸ’ Β²+𝒃 ²𝟏𝟎𝟎=πŸπŸ”+𝒃 Β²πŸ–πŸ’=𝒃 ²𝒃=βˆšπŸ–πŸ’  π’ƒ=𝟐√𝟐𝟏

Mrs. Rivas

ISCHS

Page 3: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review𝒄 Β²=𝒂 Β²+𝒃 Β²πŸ— Β²=𝒂 Β²+πŸ” Β²πŸ–πŸ=𝒂 Β²+πŸ‘πŸ”πŸ’πŸ“=𝒂 ²𝒂 Β²=βˆšπŸ’πŸ“  π’‚=πŸ‘βˆšπŸ“

Mrs. Rivas

ISCHS

Page 4: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

165 ft

90 ft

𝒄 Β²=𝒂 Β²+𝒃 ²𝒄 Β²=πŸπŸ”πŸ“ Β²+πŸ—πŸŽ ²𝒄 Β²=πŸπŸ•πŸπŸπŸ“+πŸ–πŸπŸŽπŸŽπ’„ Β²=πŸ‘πŸ“πŸ‘πŸπŸ“π’„=βˆšπŸ‘πŸ“πŸ‘πŸπŸ“π’„=πŸπŸ–πŸ• .πŸ—πŸ’π’„=πŸπŸ–πŸ– 𝒇𝒕

Mrs. Rivas

ISCHS

Page 5: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review𝒄 Β²=𝒂 Β²+𝒃 Β²πŸ• Β²=πŸ“ Β²+πŸ‘ Β²πŸ’πŸ—=πŸπŸ“+πŸ—πŸ’πŸ—>πŸ‘πŸ’

𝒄 Β²=𝒂 Β²+𝒃 ²𝟏𝟏 Β²=πŸ— Β²+πŸ– ²𝟏𝟐𝟏=πŸ–πŸ+πŸ”πŸ’πŸπŸπŸ<πŸπŸ’πŸ“

𝒄 Β²=𝒂 Β²+𝒃 ²𝟏 .πŸ‘ Β²=𝟏 .𝟐 Β²+𝟎 .πŸ“ ²𝟏 .πŸ”πŸ—=𝟏.πŸ’πŸ’+𝟎 .πŸπŸ“πŸ .πŸ”πŸ—=𝟏.πŸ”πŸ—

Mrs. Rivas

ISCHS

Page 6: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

= s3

s == 2s

12 = s3123

3

Mrs. Rivas

ISCHS

Page 7: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

s

= s212 = s2122

2

Mrs. Rivas

ISCHS

Page 8: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

s3

2s = s

26 = 2s 13 = s

Mrs. Rivas

ISCHS

Page 9: Mrs.  Rivas ISCHS

HomeworkChapter 8 Reviewtan 48ΒΊ

= x 5

Γ— 55 Γ—

x = 5 Γ— tan 48ΒΊ

x = 5.5530

x = 5.6

Mrs. Rivas

ISCHS

Page 10: Mrs.  Rivas ISCHS

HomeworkChapter 8 ReviewSin xΒΊ =

1123

xΒΊ = Sin-1 (11 Γ· 23)

xΒΊ = 28.5718

xΒΊ = 29ΒΊ

Mrs. Rivas

ISCHS

Page 11: Mrs.  Rivas ISCHS

HomeworkChapter 8 Reviewtan 54ΒΊ =

x 8

Γ— 88 Γ—

x = 8 Γ— tan 54ΒΊ

x = 11.0110

x = 11.0

Mrs. Rivas

ISCHS

Page 12: Mrs.  Rivas ISCHS

HomeworkChapter 8 ReviewCos xΒΊ =6.5

10xΒΊ = Cos-1 (6.5 Γ· 10)

xΒΊ = 49.4583

xΒΊ = 49ΒΊ

Mrs. Rivas

ISCHS

Page 13: Mrs.  Rivas ISCHS

HomeworkChapter 8 ReviewTan xΒΊ =

7_6

xΒΊ = Tan-1 (7 Γ· 6)

xΒΊ = 49.4583

xΒΊ = 49ΒΊ

Mrs. Rivas

ISCHS

Page 14: Mrs.  Rivas ISCHS

HomeworkChapter 8 ReviewSin xΒΊ =

10_13

xΒΊ = Sin-1 (10 Γ· 13)

xΒΊ = 50.2848

xΒΊ = 50ΒΊ

Mrs. Rivas

ISCHS

Page 15: Mrs.  Rivas ISCHS

HomeworkChapter 8 ReviewSin 70ΒΊ =

50_ x

x = 50 Γ· Sin 70ΒΊ

x = 53.2088

x = 53.2

Mrs. Rivas

ISCHS

Page 16: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

15 ft

72ΒΊx

Cos 72ΒΊ =

x_ 15 Γ— 1515 Γ—

x = 15 Γ— Cos 72ΒΊx = 4.6352

x = 4.6

Mrs. Rivas

ISCHS

Page 17: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

16ΒΊ

16ΒΊ

180 ft x

Sin 16ΒΊ =

180_ x

x = 180 Γ· Sin 16ΒΊ

x = 653.0319

x = 653 ft

Mrs. Rivas

ISCHS

Page 18: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

105 ft

48ΒΊ

x

Sin 48ΒΊ =

x_ 105x = 105 Sin 48ΒΊ

x = 78.0302

x = 78 ft

Mrs. Rivas

ISCHS

Page 19: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

Tan 42ΒΊ =

x_ 100

Γ— 100100 Γ—

x = 100 Γ— Tan 42ΒΊ

x = 90.0404

x = 90

Tan 28ΒΊ =

x_ 100

Γ— 100100 Γ—

x = 100 Γ— Tan 28ΒΊ

x = 53.1709

x = 53 +90

x = 143 ft

Mrs. Rivas

ISCHS

Page 20: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

Depression

Elevation

Mrs. Rivas

ISCHS

Page 21: Mrs.  Rivas ISCHS

HomeworkChapter 8 Review

100 ft

Armando

June

x

Tan 25ΒΊ =

x_ 100

Γ— 100100 Γ—

x = 46.6307

x = 46.6 ft

x = 100 Γ— Tan 25ΒΊ

Mrs. Rivas

ISCHS


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