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20
×
Cho hรฌnh thang cรขn ABCD (AB//CD). Gแปi O lร giao ฤiแปm AC vร BD. C = 18cm, OD = 9 cm, Hแปi OB = ?
9cm
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20
×
Tam giรกc ABC cรณ A = 90 ฤแป, B = 70 ฤแป. D vร E lแบงn lฦฐแปฃt lร trung ฤiแปm AB vร AC. Tรญnh sแป ฤo gรณc DEC=?
20 ฤแป
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20
×
Cho sแป tแปฑ nhiรชn a chia 5 dฦฐ 3. Hแปi a bรฌnh phฦฐฦกng chia 5 dฦฐ mแบฅy?
Dฦฐ 4
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15
×
Hแป sแป b^3=?
-7
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20
×
A = ?
A= 13^3 = 2197
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15
×
Hรฌnh thang vuรดng ABCD cรณ รญt nhแบฅt.... gรณc vuรดng
2
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25
×
Tรญnh
4
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×
thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
×
banana
Go to last place!
Oops!
×
magnet
Take 15 points!
Okay!
×
gift
Win 10 points!
Okay!
×
banana
Go to last place!
Oops!
10
×
Khai triแปn HฤT
A
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15
×
a = ?
-54
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15
×
P=?
P=-512
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×
banana
Go to last place!
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×
magnet
Take 25 points!
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×
shark
Other team loses 25 points!
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×
lifesaver
Give 10 points!
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25
×
A=?
448
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15
×
ฤฦกn thแปฉc cรณ hแป sแป = 2 lร ...
xy
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15
×
Hแป sแป a = ?
a = -27
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×
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