5
QuizMultiple Choice
Special Angle Pairs
Question 5 • Reading HS- Integrated Math I
Joe worked out his homework problem below. Choose the statement that best describes his work. Solve for x in the diagram below. Step 1: Step 2: Step 3: Step 4:
Answer
A
All of Joe's work is correct. The solution is x = 26.B
In step 1, Joe incorrectly added the two expressions together and set them equal to 180° instead of setting them equal to each other.C
To get to step 2, Joe combined like terms incorrectly.D
To get to step 3, Joe incorrectly added 2 to both sides, instead of dividing both sides by 7.