AN Tutor's answer to Samantha Choi's Primary 6 Maths Geometry Singapore question.
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3. Sum of angles in a triangle = 180
180-45-90=45
Since there’s are 2 45degree angles, it fits the rule for an isosceles triangle. (Having 2 angles of the same degree)
180-45-90=45
Since there’s are 2 45degree angles, it fits the rule for an isosceles triangle. (Having 2 angles of the same degree)
Date Posted:
4 years ago
Could the people who disagrees kindly justify your view? :) would be Glad to learn
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