Question

Need help to solve this

Answer 1

Answer:

Step-by-step explanation:

in a right triangle,

c^2=a^2+b^2

c^2=18^+15^2=324+225=549

c=sqrt549=23.50

Answer 2

Answer:

The answer should be 23.4

Step-by-step explanation:

I attached my note to see if that help