Question

Pls help if u do urrr the best!!

Answer 1

Answer:

2.6

Step-by-step explanation:

we know by Pythagoras theorem that

$a^2+b^2=c^2$

so for our triangle we have

$a=6\\\\b=b\\\\c=7\\\\\\\\6^2+b^2=7^2\\\\b^2=7^2-6^2\\\\b^2=(7-6)(7+6)\\\\b^2=1(13)\\\\b=\sqrt{13}\\\\b\approx 2.6$

Answer 2

The answer is 2.6 I think