平面角

平 = 丷 + 干 : Mnemonic symbol: a pan (平底锅) as it has a very flat and level surface.

Pocahontas (pi) is fighting with a crocodile (丷) just inside the engine's kitchen ((e)ng2). She's throwing so many dried fruits (干) at it that it's totally flat (平) soon. She gives it a last blow striking with a frying pan (平).

平 = 丷 + 干 : Mnemonic symbol: a pan (平底锅) as it has a very flat and level surface.

Pocahontas (pi) is fighting with a crocodile (丷) just inside the engine's kitchen ((e)ng2). She's throwing so many dried fruits (干) at it that it's totally flat (平) soon. She gives it a last blow striking with a frying pan (平).

面 = 丆 + 囬 : Mnemonic symbol: a spray flask with one of these liquids which make a surface super slippery.

In the anthill's bathroom (an4), Marilyn Monroe (mi) wants to set up a wind wheel (丆) on top of a closet (囬). Just as she tries to fix it she slips and falls down, the wind wheel crashing on the floor. She didn't notice that somebody used a can of non-stick coating (面) on the closet's surfaces (面).

角 = ⺈ + 用 : Joan of Arc finds a hurt crane in a corner inside of the aorta. The crane hurt itself with a sharp horn earlier, which is now lying in another corner. Joan of Arc pulls out her first aid kit and administers first aid.

角 = ⺈ + 用 : Mnemonic symbol: a horn.

角 = ⺈ + 用 : Zeus is practising his theatre role just inside the elevator's kitchen: he's gonna play the dying swan. A crane flies by and sees him, thinking Zeus is really dying, and instantly starts administering first aid with a first aid kit he coincidentally carried around.