S2 Final

Triangle RST maps onto triangle R'S'T' after a dilation centered at the origin. What is the scale factor of the dilation?

• 1/3
• 3
• 1/2
• 2

Which graph depicts triangle ABC and its image triangle A'B'C' after a dilation with a scale factor of 2?

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• 
• 

Solve for x.

Solve for x.

Pick the reason these triangles are similar.

• Angle Angle
• Side Angle Side
• Side Side Side

Pick the reason these triangles are similar.

• Angle Angle
• Side Angle Side
• Side Side Side

Pick the reason these triangles are similar.

• Angle Angle
• Side Angle Side
• Side Side Side

At a certain time of day, a 20ft. flag pole casts a 12ft shadow. The tree behind the flag pole is 30ft tall. How long is the tree's shadow?

Find x.

Find x.