ALL THE ANSWERS 101 ALSO IS GARBO AND ECHO2155 NEDS TO BE UNTRASH GET TRUHDS DFIEEE D./E BECAUSE THEY ARE TRASH DELETING ALL MY ANSWERSI LIKE IT NOBODYS BUSINESS I HA./TE MODS THEY ARE GARBOO./

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Step-by-step explanation:

what?

Step-by-step explanation:

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

first, you divide the triangle in two, tô form a retangle triangle. after, using pythagoream theorem:

18^2 = 14^2 + (x/2)^2

(x^2/4) + 196 = 324

x^2/4 = 324 - 196

x^2/4 = 128

x^2 = 512

x = √512

x = √2^9

x = 16√2 cm

i hope i you.