Lines, Angles, Pythagorean Theorem

In the sketch below, triangle ABC has an exterior angle ACD. 
If the measure of angle 1 is 56^o, the measure of angle 2 is 54^o, what is the measure of angle ACD? 

• 70^o
• 60^o
• 120^o
• 110^o

Find the measure of the largest angle in the triangle shown. 

• 45^o
• 72^o
• 63^o
• 60^o

Consider the diagram. 
Based on the diagram, which of the following is NOT true? 

• 3² + 4² = 5²
• 3² + 5² = 4²
• 5² - 4² = 3²
• 5² -  3² = 4²

To get home from work, Felix can either take a bike bath through the rectangular park or ride his bike along two sides of the park. 
How much farther would Felix travel by riding along the two sides of the park than he would be taking the path through the park? 

• 1.7 mi
• 0.6 mi
• 2.5 mi
• 0.1 mi

Josiah builds a room that has a 9-foot ceiling height. One wall has a 15-foot diagonal. 
Which expression can be used to determine the length of the wall? 

• √(225 + 81)
• √(225 - 81)
• √(225 ÷ 81)
• not here

What type of angle is shown?

• acute
• obtuse
• right 
• straight

∠1 and ∠3 can best be described as -

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

The angle relationship shown is - 

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Tell whether the angles are complementary or supplementary. Then find the value of x.

• Complementary; x=25
• Complementary; x=5
• Supplementary; x=25
• Supplementary; x=5