y centroid - miami-dade county public schoolsteachers.dadeschools.net/khankollari/geo misc/section...

11
O n Y centroid AT_YT

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Page 1: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

O

n YcentroidAT_YT

Page 2: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

AT AT PITBY BT PT

i i

o

0 5FMedian

same as pA gp z.py

2 PI

D EE zEcT z EE ET

11 2 3 ETE 7.21A 1 C Z B

AB _9C9139 cm Ac f AB

cB AB

Page 3: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

3C I

Eg 7.21

Page 4: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

384

ns Io

PF ITD

Page 5: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

Find the centroidFind Medious

intersectionMidpointSemtex 2

3,6 Y3P 3,4

t.sn tPn

X 3 P is the

1 4 centroid314

Page 6: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

0to

Use the worksheetI

Page 7: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

petal Qc9c5lYRMi315 124,7171 45,5

Midpoint PR _Kh P ppreidpo.FI _MI Midpoint RQ N

M fI4,6

N 9 5

f The centroid 44,57 life y

MDR equationRC 413 Y YT hrlx.cl

Ml4,67m D NE KQ y

Page 8: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

page 387Altitude

r

BBAttitude I

Fro if

is outside ofA ABC

Page 9: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

Worksheet

POrethoceateP C 21 3

q

d fRslope ofQI I

T slope of 4

Altitude

heyfro R

J a

g 45Altitudefrom Q

Greaph Altitudes from eoeh_

UH

Page 10: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median

0

11 centroid Theorem5 Needs to1015 q be used18 5

9 18o CE AF and

BD are

MediansXt8 zX 3

Page 11: Y centroid - Miami-Dade County Public Schoolsteachers.dadeschools.net/khankollari/Geo Misc/Section 8.3 Notes New .pdfThe centroid is always inside the triangle and divides each median