A castle has to be guarded 24 hours a day. Five knights are ordered to split each day’s guard duty equally. How long will each k
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
we know that
Heron's Formula is a method for calculating the area of a triangle when you know the lengths of all three sides.
so
where
a, b and c are the length sides of triangle
s is the semi-perimeter of triangle
we have
<em>Find the semi-perimeter s </em>
s=
Find the area of triangle
simplify
