1. Given a right triangle with legs a and b, and hypotenuse c, find the missing side. A=9, b+12
2.The circle has a circumference of 43.96. Using 3.14 to approximate pi, find the value of x (x+5)
3. Find the area of a rectangle that is 9 km by 7 km.© BrainMass Inc. brainmass.com October 10, 2019, 8:00 am ad1c9bdddf
The solution gives detailed steps on some geometric questions with triangles, circles and rectangles using the pythagoras system.