Answer:
30 m
Explanation:
We use similar triangles. The two right triangles are similar by AA Similarity since two angles of one triangle are congruent to two angles of the other triangle.
The lengths of corresponding sides of similar triangles are proportional.
x/18.2 = 57/35
Cross multiply.
35x = 18.2 × 57
35x = 1037.4
x = 29.64
Answer: 30 m