Pentagon
五边形
A pentagon is a kind of shape.
五边形是一种形状。
It has 5 sides.
它有五条边。
The angles inside of a pentagon add up to 540 degrees.
五边形的内角和是540度。
The word pentagon is from Greek.
“Pentagon”这个字源自希腊语。
It means five.
它是“五”的意思。
Where can we see a pentagon in nature?
在大自然中哪里我们能见到五边形?
Have you heard about okra?
你听说过黄秋葵吗?
Okra is a kind of flower plant.
黄秋葵是一种花卉植物。
It is also known as lady's fingers.
它也被誉为“女士之指”。
It has pentagon-shape flowers.
它有五边形的花朵。