Plsss help i don't knwo thai

Question 4: The value of x is 4.5.

Question 5: The value of x is 15.6.

Solution:

Question 4:

The given triangle is a right triangle.

Using trigonometric formulas for a right triangle.

Multiply 6.4 on both sides, we get

x = 4.5

The value of x is 4.5.

Question 5:

The given triangle is a right triangle.

Using trigonometric formulas for a right triangle.

Multiply 18 on both sides, we get

x = 15.6

The value of x is 15.6.

the correct answer is a.) bc< mn 5 stars if this you : )

step-by-step explanation:

ummm seems that u didnt post the attachement !