A right triangle has sides A, B, and C. Side A is the hypotenuse and side B is also a side of a rectangle. Sides A, C, and the side of the rectangle adjacent to side B have lengths of #9 #, #8 #, and #22 #, respectively. What is the rectangle's area?
1 Answer
Feb 5, 2018
Explanation:
#"the area of the rectangle "=color(red)(22B)#
#"calculate B using "color(blue)"Pythagoras' theorem"#
#B=sqrt(9^2-8^2)=sqrt17#
#rArr"area "=22sqrt17~~90.71" square units"#
