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GeoGebra Klaslokaal

Similarity Shortcut #3

Auteur:Sabrina Garcia, Mr. Bokar, Sara Anne Thomas

Look at the triangles below. What information is given to you right away? (Without doing any math)

Select all the apply.

Vink alles aan wat van toepassing is

A
1 Pair of Proportional Sides
B
2 Pairs of Proportional Sides
C
3 Pairs of Proportional Sides
D
1 Pair of Congruent Angles
E
2 Pairs of Congruent Angles
F
3 Pairs of Congruent Angles

Controleer mijn antwoord (3)

Click 'Show Side Missing Lengths' & 'Show Missing Ratio'.

How does changing the two sliders at the two (r and a) affect the ratio of the corresponding side?

Unclick 'Show Side Missing Lengths' & 'Show Missing Ratio'. Click 'Show Angles'.

How does changing the two sliders at the two (r and a) affect the measurement of the two other angles?

What can you conclude about your findings? (Can you prove triangles are similar with only limited information?)

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