Respuesta :

Answer:

x = 13.1°

A is correct answer

Step-by-step explanation:

Given Data:

Angle = ∅ = 24°

Base = b = 12

To find out:

Hypotenuses = x = ?

Formula:

Cos∅ = Base/Hypotenuses

Cos∅ = b/x

x = b/Cos∅

Solution:

x = b/Cos∅

x = 12/Cos(24°)

x = 12/0.91

x = 13.1°