If one side of a square has a length of 19 find the length of the square's diagonal. 1.
19
2.
19 square root of 2
3.
19 square root of 3
4.
4.5

2

Step-by-step explanation:

Using Pythagoras' theorem:

Length of diagonal = √(side² + side²)

Since the square has equal sides of length 19,

Length of diagonal = √(19² + 19²) = √(2)(19²) = 19√2

Hence option 2 is correct.

he spend 5.1 minutes chatting with his friends

step-by-step explanation:

2/5+1/2=9/10

6/1-9/10=5 1/10

no solution

step-by-step explanation:

there is not enough information in the problem to solve.