Wiskunde Multiple Choice Vraag uit Gricha's Wiskundige Vragenbank

Deze kubus met ribbe 2 spreekt voor zichzelf. Wat is de afstand tussen M en N ? (2 middens van ribben)	A. 1 +
	B. 2
	C.
	D.
	E.

[ 4,5,6-4251 - op net sinds 11.4.04-(E)-2.11.2023 ]

Translation in E N G L I S H

This cube with edge 2 speaks for itself. What is distance between the points M and N ? ( M and N are midpoints )	A. 1 +
	B. 2
	C.
	D.
	E.

Oplossing - Solution

${\color{Green} .}\newline {\color{DarkGreen} \left | AN \right |=\sqrt{2^2+1^2}=\sqrt{5}} \newline {\color{DarkGreen} \left | MN \right |^2=\left | AN \right |^2+\left | AM \right |^2 } \newline {\color{DarkGreen} \left | MN \right |^2=5+1=6 } \newline {\color{DarkGreen} \left | MN \right |=\sqrt{6}}$