Question

Please help! :)

Answer 1

which question do you want to understand @fastballgirl

and your are supposed to use the pythagoras theorem for finding out the missing sides

Answer 2

this is what the pythagoras theorem is
just use it for getting the answers...

Answer 3

well am solving the first question out of those 5... so that its easy for you to understand the concept.

Answer 4

and since a side of triangle can't be negative
therefore the unknown side length is 17 cm

Answer 5

Thank you so much!