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Measurement (Pri-4)

/ Area and Perimeter Catholic High / SA2 (2017)
gure ABCD is made up of 3 identical smaller rectangles. The perimeter of figure ABCD is 120 cm. (a) Find the length BC. (b) Find the area of figure ABCD.
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October 23, 2018
 
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Refer to diagram:Perimeter = 120 = 10 aa = 120 ÷ 10 = 12 cmb = 2 × 12 = 24 cm  (ans)---Area = ( 24 ) × ( 24 + 12 )= 24 × 36= 864 cm2   (ans)
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Comments 2
Oct 23, 2018 06:42 AM
Thanks for the clear drawing explaination! :)
Oct 23, 2018 06:54 AM
Welcome ✌️
October 23, 2018
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