2D Quiz Warm-up

Match the following

• two angles whose measures have a sum of 180 degrees

• Vertical Angles

• Angles that have a common vertex and a common side.

• Supplementary Angles

• two angles whose measures have a sum of 90 degrees

• Complementary Angles

• A pair of opposite congruent angles formed by intersecting lines

• Adjacent Angles

In this figure, triangle ABC is the ​ (a)   and triangle A'B'C' is the ​ (b)   . The scale factor for this dilation is ​ (c)   . A(n) ​ (d)   occurred.

• pre-image
• image
• 2
• reduction
• enlargement
• None of the above
• 1/2

What is the area of this figure?

• 60 square inches
• 78 square inches
• 68 square inches
• 76 square inches

Find the perimeter of the composite figure.

• 57 cm

• 42 cm²

• 43 cm

• 30 cm