Ruth Sin's answer to Amir's Primary 5 Maths Angles & Geometry Singapore question.
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Sorry! My phone got problem with the pen. Hope you can see.
A) use the angle of the rectangle (90°) and angles at a point = 360° to help solve.
B) use the property of corresponding angles (they look like angles hanging from a letter F) and angles on a straight line = 180° to solve this part.
A) use the angle of the rectangle (90°) and angles at a point = 360° to help solve.
B) use the property of corresponding angles (they look like angles hanging from a letter F) and angles on a straight line = 180° to solve this part.
Date Posted:
3 years ago
Thank you
Sorry, the app hanged. Had deleted my duplicated answers.
Welcome Amir!
Welcome Amir!
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