Download Triangle Theorem Practice Support

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10 Οκτ 2013 (πριν από 3 χρόνια και 8 μήνες)

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CCGPS Geometry

1

Similarity, Congruence & Proofs

1.4


Homework



Name: ________________________________________________ Date: _______________________


Triangle
Midsegment

and Proportionality

Theorem

Homework


Triangle Midsegment Theorem
:


Use ∆ABC,

where L, M, and N are midpoints
.


1.

______
_



2.



_______




3.

If AC = 20, then LN = _______

4.

If MN = 7, then AB = _______


5.

If NC = 9, then LM = _______

6.

If LM = 3x

+

7, and BC = 7x + 6,
solve for
x

and

then

find

LM

= _______





7.

If MN = x


1, and AB = 6x


18,
solve
for
x

and then find
AB

= _______







8.

Find each measure
. H, G, and I are all midpoints.



a) HI _____


b) DF ______


c) GE _____


d)
m

HIF
_____



e)
m

HGD
_____


f)
m

D
_____







B

C

M

A

N

L

CCGPS Geometry

1

Similarity, Congruence & Proofs

1.4


Homework



Triangle
Proportionality Theorem
:


F
ind the value of x:

9.





10.


















11
.








12.














13
.







14
.