Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page...
Transcript of Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page...
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Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
May 9, 2017
Aim: SWBAT find the surface area of triangular prisms.
Do Now: Take out your homework
Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet
Unit 5 Take Home Assignment Due Tuesday May 16th
** Unit 5C Test is Friday, May 19th **
![Page 2: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/2.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 3: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/3.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
SA = 6s2
= 6 (6.2)2
= 230.64
SA = 230.64 in2
A = lw A = 10 x 5.7A = 57
A = lw A = 10 x 6.2A = 62
SA = top + bottom + front + back + side 1 + side 2 = 57 + 57 + 62 + 62 + 35.34 + 35.34 = 308.68
SA = 308.68 mm2
top/bottom side 1/side 2 front/backA = lw A = 5.7 x 6.2A = 35.34
SA = 6s2
= 6 (6)2
= 216
SA ≈ 216 in2
Estimate FIRST!!6.2 6
A = lw A = 10 x 6A = 60
A = lw A = 10 x 6A = 60
SA = top + bottom + front + back + side 1 + side 2 = 60 + 60 + 60 + 60 + 36 + 36 = 312
SA ≈ 312 mm2
side 1/side 2A = lw A = 6 x 6A = 36
top/bottom front/back
Estimate FIRST!!6.2 6 5.7 6
top
front side
![Page 4: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/4.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
https://www.mathsisfun.com/definitions/triangularprism.html
Triangular Prism
![Page 5: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/5.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 6: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/6.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
1 2 3
![Page 7: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/7.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 8: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/8.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
Area of triangle base
12
12
A = bh
A = (6) (4)
A = 12
Area of rectangles 1 & 2
A = lwA = (8) (5) A = 40
Area of rectangle 3
A = lwA = (8) (6) A = 48
SA = 2 (area triangle base) + rectangle 1 + rectangle 2 + rectangle 3 = 2 (12) + 40 + 40 + 48 = 152 SA = 152 ft2
![Page 9: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/9.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 10: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/10.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 11: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/11.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
Area of triangle base
12
12
A = bh
A = (6) (4)
A = 12
Area of rectangles 1 & 2
A = lwA = (8) (5) A = 40
Area of rectangle 3
A = lwA = (8) (6) A = 48
SA = 2 (area triangle base) + rectangle 1 + rectangle 2 + rectangle 3 = 2 (12) + 40 + 40 + 48 = 152 SA = 152 ft2
Estimate FIRST!!7.9 8 10.3 1018.5 1912.7 13
triangle base
12
12
A = bh
A = (10)(8)
A = 40
rectangle 1
A = lw
A = (19) (8)
A = 152
rectangle 2
A = lw
A = (10) (19)
A = 190
rectangle 3
A = lw
A = (19) (13)
A = 247
SA = 2 (area triangle base) + rectangle 1 + rectangle 2 + rectangle 3 = 2(40) + 152 + 190 + 247
= 669 SA ≈ 669 cm2
![Page 12: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/12.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
Area of triangle base
12
12
A = bh
A = (9.9) (11.4)
A = 56.43
Area of rectangles 1 & 2
A = lw
A = (8.5) (25.2)
A = 214.2
Area of rectangle 3
A = lw
A = (9.9) (25.2)
A = 249.48
SA = 2 (area triangle base) + rectangle 1 + rectangle 2 + rectangle 3 = 2(56.43) + 214.2 + 214.2 + 249.48
= 790.74 SA = 790.74 cm2
![Page 13: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/13.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
triangle base
12
12
A = bh
A = (10.3)(7.9)
A = 40.685
rectangle 1A = lw
A = (18.5) (7.9)
A = 146.15
rectangle 2A = lw
A = (10.3) (18.5) A = 190.55
rectangle 3A = lw
A = (18.5) (12.7) A = 234.95
triangle base
12
12
A = bh
A = (10)(8)
A = 40
rectangle 1A = lw
A = (19) (8)
A = 152
rectangle 2A = lw
A = (10) (19) A = 190
rectangle 3A = lw
A = (19) (13) A = 247
Estimate FIRST!!7.9 8 10.3 1018.5 1912.7 13
SA = 2 (area triangle base) + rectangle 1 + rectangle 2 + rectangle 3
= 2(40) + 152 + 190 + 247
= 669SA = 653.02 cm2
= 2(40.685) + 146.15 + 190.55 + 234.95
= 653.02
SA ≈ 669 cm2
![Page 14: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/14.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017
![Page 15: Do Now: Take out your homework€¦ · 7/5/2017 · Do Now: Take out your homework Homework: Page 5 (bottom) & Page 6 in the Unit 5C Packet Unit 5 Take Home Assignment Due Tuesday](https://reader033.fdocuments.net/reader033/viewer/2022051803/5febe2ab38e9a15dfc07fe3e/html5/thumbnails/15.jpg)
Day 02 Surface Area of Triangular Prisms.notebook May 09, 2017