The teacher draws a triangle on the board and asks Vovochka:
– What angle is this
– acute, straight or obtuse? Vovochka is in a stupor. Petya prompts: “Same as you!” Vovochka joyfully:
– This corner is STEP!
The teacher draws a triangle on the board and asks Vovochka:
– What angle is this
– acute, straight or obtuse? Vovochka is in a stupor. Petya prompts: “Same as you!” Vovochka joyfully:
– This corner is STEP!