Question

What is the length of missing side b in the figure below?

Answer 1

https://my.pennfoster.com/exams/images/00702400Q17.jpg

Answer 2

13^2 - 7^2 = b^2

Answer 3

169-49 = b^2

Answer 4

120 centimeters?

Answer 5

sqrt(120) cm

Answer 6

thankyou

Answer 7

@lisa12382 not 120
\[b^2=13^2-7^2\]
\[b^2=169-49\]
\[b^2=120\]
now take square root
\[b=\sqrt{120}=10.95\]

Answer 8

so 91?

Answer 9

@lisa12382 10.91cm as above calculated

Answer 10

but thats not my answer choices

Answer 11

matt is right

Answer 12

what are your choices?