Question

em cada item calcule a medida x​

Answer 1

cos 35° = 25/ x

x = 25 / cos 35°

x ≅ 25 / 0,82

x ≅ 30,5 cm

Answer 2

$cos35=\frac{25}{x} \\x=\frac{25}{cos35}$

x≅30,5cm