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primary 5 | Maths
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Nataliekoo
Nataliekoo

primary 5 chevron_right Maths

helppp

Date Posted: 6 years ago
Views: 473
cabello
Cabello
6 years ago
All three sides of the triangle adds up to 180°, so subtract the two numbers given from 180° (eg. 180°-72°-69°=[answer]).
for (c) it's a right-angled triangle (90°), so 180°-90°-63°={answer}.

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