Công thức tính chu vi hình chữ nhật là gì? (với a là chiều dài, b là chiều rộng)
Sam 123
Interactive Video
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Mathematics
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3rd Grade
•
Hard
Sam Nguyen
FREE Resource
2 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(a+b)
(a+b)x2
axb
axbx2
2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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