PLEASE HELP AS SOON AS POSSIBLE! Please look at the attached image, I greatly appreciate it!

PLEASE HELP AS SOON AS POSSIBLE Please Look At The Attached Image I Greatly Appreciate It class=

Answer :

Answer:

x^2 = 10^2 - 9^2

x^2 = 100 -81 = 19

x = 4.3588989435

The triangle sides are 10, 9 and 4.3588989435

Step-by-step explanation: