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Proportional Triangles That Overlap
Opracowany przez: Potter
Proportional Triangles That Overlap
There is a little triangle inside a big triangle.
Since one set of sides are parallel, the triangles
are similar.
little side 1
6
4x-5
4x     = 40
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply .......................... and divide.
Clean up any remaining algebra.
4
big side 1
•
+5
(4x-5)
=
+5
35
4
=
(14)
=
little side 2
•
x = 10
big side 2
(15)
(4x-5)
4x-5
14
=
(14)
=
6
•
(15)
15
6
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
5x+20
little side 2
big side 2
15
=
14
6
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
Answer:
Proportional Triangles That Overlap
little side 1
big side 1
=
Set up ratios of corresponding sides(those are the sides that overlap).
Cross multiply ....... and divide.
Clean up any remaining algebra.
little side 2
big side 2
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