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Secondary 1 | Maths
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Cheryl
Cheryl

Secondary 1 chevron_right Maths chevron_right Singapore

Pls help me with questions A and B

Date Posted: 4 years ago
Views: 343
Eric Nicholas K
Eric Nicholas K
4 years ago
(a) a / 180 x 100

(b) a / 360 x 100

We can’t assume that a = 90 since it is not given here.
J
J
4 years ago
Based on question 5, it suggests that there is a preamble which is used to answer the following questions. That 90° for ∠a is probably derived from that preamble or previous questions leading up to question 4

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LEE MIN CHONG JACK
Lee Min Chong Jack's answer
98 answers (Tutor Details)
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Cheryl
Cheryl
4 years ago
Thank you
J
J
4 years ago
You'll have to x 100% for both since it's asking for percentage