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P6 Mathematics

Question post on Wed, 13/04/2022 6:29pm

ChiefKiasu · Answer 1 · Post on Wed, 13/04/2022 9:42pm

Area of ABCD = 98cm²
Now, AC = ✓(AB² + BC²) = ✓2AB² = ✓(2×98) = 14cm

a) Since AC = WX,
Perimeter of WXYZ = 4×14 = 56 #

b) Area of circle = 3.14 x (14/2)² = 153.86cm²
Therefore area of shaded parts = 153.86 – 98 = 55.86cm² #

eurostar · Answer 2 · Post on Mon, 18/04/2022 12:03pm

eurostar Post on Mon, 18/04/2022 12:03pm

P6 no learn pythagoras theorem leh

btw ABCD area is 95 or 98

ChiefKiasu · Answer 3 · Post on Mon, 18/04/2022 3:29pm

ChiefKiasu Post on Mon, 18/04/2022 3:29pm

Is it? No Pythagoras Theorem? Oops.

eurostar · Answer 4 · Post on Mon, 18/04/2022 12:19pm

this way we can also find area of bigger square as well , in case they ask

PS: given area i assume is 98

eurostar · Answer 5 · Post on Mon, 18/04/2022 12:19pm

this way we can also find area of bigger square as well , in case they ask

PS: given area i assume is 98