A diagonal of a rectangle measures 61cm. The width of the rectangle is 11cm. Find the length of the rectangle.
math - Ms. Sue, Wednesday, December 7, 2011 at 10:23pm
This is the case for the Pythagorean Theorem!
a^2 + b^2 = c^2
11^2 + b^2 = 61^2
121 + b^2 = 3721
b^2 = 3721 - 121
b^2 = 3600
b = 60
math - David, Sunday, November 4, 2012 at 3:05pm
The ages of two children are 11 and 8years.In how many years time wil the product of their ages be 208