Similar Figures Do Now

Front

Two objects that are the same shape but not the same size are _______.

Back

Similar

Front

What is true about the shape and size of similar figures?

Back

Same shape and not the same size

Front

Sides in similar figures must be proportional. True or False?

Back

True

Front

If two triangles are similar, what can we say about their angles?

Back

Their corresponding angles are equal.

Front

If the sides of two similar figures are in the ratio 2:3, what can we say about their areas?

Back

The ratio of their areas is 4:9.

Front

Find the missing side length if one side of a similar figure is 12 and the corresponding side is 15. What is the missing side?

Back

15

Front

What does it mean for two figures to be congruent?

Back

They are the same shape and size.

Front

If a rectangle has a length of 8 and a width of 4, what are the dimensions of a similar rectangle with a length of 12?

Back

Width = 6.

Front

In similar figures, if one side of a triangle is 5 and the corresponding side of another triangle is 10, what is the scale factor?

Back

2.

Front

What is the scale factor if two similar figures have a ratio of 1:4?

Back

1:4.