Respuesta:
tang 45° = 9 /x
x = tang( 45°) × 9
x = 9 cm
sin 60° = 7 / x
x = sin 60° × 7
x = 6,06 cm
tang 30° = x / 4
x = tang 30 ° × 4
x = 2,3 cm
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Respuesta:
primer triángulo
tang 45° = 9 /x
x = tang( 45°) × 9
x = 9 cm
segundo triángulo
sin 60° = 7 / x
x = sin 60° × 7
x = 6,06 cm
tercer triángulo
tang 30° = x / 4
x = tang 30 ° × 4
x = 2,3 cm