Cho tam giác ABC vuông tại B. Khi đó:
THỬ TÀI HIỂU BIẾT

Quiz
•
Mathematics
•
8th Grade
•
Easy
Hung Vudinh
Used 61+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
AB2 + BC2 = AC2
AB2 - BC2 = AC2
AB2 + AC2 = BC2
AB2 = AC2 + BC2
2.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Tìm độ dài x trong hình?
x = 6
x = 7
x = 8
x =9
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Một chiếc cầu thang có kích thước như hình vẽ. Độ dài AB là? (Làm tròn kết quả đến phần mười)
AB = 27,5 dm
AB = 35,3 dm
AB = 36,4 dm
AB = 43,2 dm
4.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Cho tam giác ABC vuông tại A. Kẻ AD ⊥⊥ BC tại D. Biết AB = 7 cm, BD = 4 cm. Khi đó AD có độ dài là:
AD = 33 cm
AD = 3 cm
AD = √33 cm
AD = √3 cm
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
14 cm
15 cm
16 cm2
16 cm
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