Question

Someone please help me with this !

Answer 1

a) S(1,2) T(7,5)

b)3√5 = 6.7 ( approximately)

Explanation:

Look at the picture below.

Hope you find this helpful

Answer 2

Explanation:

The coordinates of Point S(1,2)

The coordinates of point T(7,5)

length of ST=√(7-1)²+(5-2)²

|ST|=√36+9

|ST|=√45=3√5