Geometry question (a+b)²=a²+b²
which values of a and b are not counterexamples to the conjecture
a= -1, b=2
a=0 , b= 1
a= 1. b=1
a= -1, b=1

Can (3,5 and square root 34) be sides on a right triangle?

What is the area of the triangle 10 13 12

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?