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secondary 2 | Maths
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Oscar
Oscar

secondary 2 chevron_right Maths

Hi there, please help me with this question. Thanks.

Date Posted: 6 years ago
Views: 590

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zhu jiasheng
Zhu Jiasheng's answer
25 answers (Tutor Details)
1st
part A)
Area of a trapezium = 0.5 x (sum of the 2 parallel sides) x height

part B)
memorize the quadratic formula and press calculator;
remember to check for nonsensical value

part C) (not shown here)
sub x=3 into all 4 side and the answer should be 36cm (if I didn't make any careless mistake)
Oscar
Oscar
6 years ago
Thanks for your help.