4th grade finding missing angles worksheets
Your child finds an unknown angle by adding or subtracting, knowing that angles side by side add up to the whole angle.
Common Core 4.MD.C.7 (Measurement and Data)
Sample problems
- Sample 1Angle ABC is a right angle. Find the measure of the angle marked ?.
Answer: 20 degrees
- Sample 2What is the measure of angle ABC?
Answer: 140 degrees
- A bit harderFind the measure of the angle marked ?.
Answer: 25 degrees
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