# geometry

posted by
**deana**
.

51. The ﬁgure below illustrates an isosceles right

triangle with legs of length 1, along with onefourth of a circle centered at the right-angle

vertex of the triangle. Using the result that

the shortest path between two points is a line

segment, explain why this ﬁgure shows that

2* (square root of ) is < than pi