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平面圖形的周界(問題1)
Author:
HUNG TSZ CHUN洪梓竣
,
Ka Ling School of The Precious Blood
GeoGebra
以下哪條是快捷找出長方形的公式?
Select all that apply
A
長 + 闊 × 2
B
長 +(闊 × 2)
C
(長 + 闊 )× 2
D
邊長× 4
Check my answer (3)
這個平面圖形的周界是多少cm?(答案不用加單位)
𝜋
Check my answer
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