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It is a perfect 90°, which is often shown by a small square drawn in between the two lines You can use a protractor to measure and draw angles. A protractor has a clockwise and an anti-clockwise ...
It is a perfect 90°, which is often shown by a small square drawn in between the two lines You can use a protractor to measure and draw angles. A protractor has a clockwise and an anti-clockwise ...
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