Pang Jiacheng's answer to Vanessa Chia's Secondary 3 E Maths question.
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Hi Vanessa,
a)U just need to know Pythagorean theorem:)
b) sin(a)= sin(180-a)
c). area is 0.5(a)(b)(sinC) formula.
Anything else feel free to pm me to explain.
a)U just need to know Pythagorean theorem:)
b) sin(a)= sin(180-a)
c). area is 0.5(a)(b)(sinC) formula.
Anything else feel free to pm me to explain.
Date Posted:
7 years ago
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