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- A protractor is used to measure ∠TUV.
- Look where ray
is pointing. The angle's measurement is either between 40° and 50° or 130° and 140°. Which is it? - Read the numbers starting with the 0° mark. If each mark is 1°, what is the angle measure for ∠TUV?
- Look back at your estimate in Question 11. Did you make a reasonable estimate?
- Look at ∠DEF.
- Is ∠DEF less than or greater than 90°?
- Describe the size of ∠DEF.
- Choose your best estimate.
65° 95° 120° 160° 30°
