Measuring angles
Grade 4 · Level 1 · Sheet 1the answers
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- 1.Answer:
How many degrees is this angle?
- 2.Answer:
How many degrees is this angle?
- 3.Answer:
How many degrees is this angle?
- 4.Answer:
How many degrees is this angle?
- 5.Answer:
How many degrees is this angle?
- 6.Answer:
How many degrees is this angle?
- 7.Answer:
How many degrees is this angle?
- 8.Answer:
How many degrees is this angle?
- 9.Answer:
How many degrees is this angle?
- 10.Answer:
How many degrees is this angle?
- 11.Answer:
How many degrees is this angle?
- 12.Answer:
How many degrees is this angle?
Show the answer key
- 1.70
- 2.50
- 3.60
- 4.20
- 5.55
- 6.40
- 7.65
- 8.75
- 9.35
- 10.85
- 11.30
- 12.45
Answer key · Measuring angles · Level 1 · Sheet 1
- 1.70
- 2.50
- 3.60
- 4.20
- 5.55
- 6.40
- 7.65
- 8.75
- 9.35
- 10.85
- 11.30
- 12.45
The mistakes behind most wrong answers
A wrong answer in measuring angles is rarely random. These are the ones that come up most often, each on a real problem — worth knowing before you mark a sheet, because the fix for each is different.
How many degrees is this angle?
The answer is 85. A child who answers 75 probably counted one group too many or too few.
How many degrees is this angle?
The answer is 35. A child who answers 145 probably read the other ring of numbers on the protractor.
How many degrees is this angle?
The answer is 90. A child who answers 95 probably counted one too many or too few.
In the app, every wrong answer is matched against mistakes like these, and the weekly email tells you which one your child keeps making — in those words, not as a percentage.