\
The area of the circle is
.
\
(Substitute 16 for
and
)
\
(Evaluate power:
)
\
(Multiply:
) \ \
\
The area of the circle is
.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a2221dcbd59cd760bc34c92547e4eba3.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=de2af56d34244367fa7bb6912a468ca0.png\")
(Substitute 16 for ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=17f239c69639af59265d8553be3e69c2.png\")
and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0c6da5ed486c4b0503d78c32b7e5a1ef.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ec7f65f05ccd26ca9e8d9fb4b0b9e3a8.png\")
(Evaluate power: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ecbf06730bfa3775a9b2c08cc6e16b47.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c353e67add63bdf98737d2e9fca310a6.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4462bd5e8e36a2c51404aabb5286fd7a.png\")
) \ \
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c353e67add63bdf98737d2e9fca310a6.png\")
.