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ABCD is a square with total area 36 cm2.
F is the midpoint of AD and E is the midpoint of FD.
BE and CF intersect at G. What is the area, in cm2,
of triangle EFG?
Sumber Soal
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In the
diagram below, OAB is a circular sector with OA = OB and ∠AOB = 300. A semicircle passing through A is drawn with
centre C on OA, touching OB at some point T. What
is the ratio of the area of the semicircle to the area of the circular sector OAB?
Sumber Soal
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In triangle ABC, D is
the midpoint of BC and E is the midpoint of CA. AD and
BE are
perpendicular to each other. The diagram below shows the point G where
they intersect. This point is called the centroid of ABC, and has the property
that AG = 2DG and BG = 2EG. What is the value of
Sumber Soal