Question

Please heellllpppp ....​

Answer 1

x ≈ 2.3 cm

Explanation:

Using the cosine ratio in the right triangle

cos55° =
`(adjacent)/(hypotenuse)` =
`(x)/(4)` ( multiply both sides by 4 )

4 × cos55° = x , thus

x ≈ 2.3 cm ( to 1 dec. place )