Question

The zoo hospital has small cages for birds that need medical attention.

The diagram below shows the measurements of one such cage.
A perching stick is placed diagonally from the bottom of the cage to top
of the cage, as shown in the diagram. What is the length of the stick?
First, find the length of the diagonal of the rectangular base. Input the
length, then click done.
bird cage
21 in.
in.
16 in.
16 in.
DONE
12 in.
12 in.

Answer 1

12 square =144 and 16 square =256 144 +256=400 square root of 400 is 20