Calcul d'angle 1

$val15

Calcul d'angle 2

$val15

Calcul d'angle 3

$val17

Mesurer les angles d'un triangle

$val35
$val9 . $val10

Trouver les angles d'un triangle 1

$val35
$val9 .

$val10


Trouver les angles d'un triangle 2

$val35
$val9 .

$val11

= °.
$val12

Vocabulaire des angles

xrange -20,20 yrange -20,20 triangle -15,-11,-15,11,0,11,black triangle 0,11,4,-11,-9,-2.2,black triangle -15,-11,-9,-2.2,4,-11,black triangle 0,11,19,11,4,-11,black segment -4,-7,-2,-5,red segment -5,6,-3,4,red text black,-17,13,medium,A text black,-17,-10,medium,B text black,6,-10,medium,C text black,18,14,medium,D text black,0,14,medium,E text black,-11,0,medium,F
$val18
$val19