455 mm What is this area of the square?
1 answer:
You might be interested in
Hope this helps :))
...............................
...............................
Answer:
Step-by-step explanation:
Given
See attachment
Required
The area of the semicircle
First, we calculate the hypotenuse (h) of the triangle
Considering only the triangle, we have:
--- cosine formula
Make h the subject
The area of the semicircle is then calculated as:
This gives:
