Question

What is the distance between point A and point B?

10
B
9
8
7
6
5
4
3
2
1
A
х
0 1 2 3 4 5 6 7 8 9 10
V 81
V 45
7
7.5

Answer 1

`√(45)`

Explanation:

(5,9) and (2,3)

then by distance formula

`d = \sqrt{{(x1 - x2)}^(2) + {(y1 - y2)}^(2) }`

d²=3²+6²

d²=9+36

d²=45

`d = √(45 )`