brendaaneliz brendaaneliz

10-07-2016
Mathematics

Answered

REPOST OF GEOMETRY QUESTION !!

AB is tangent to circle O at B. What is the length of the radius r? Round to the nearest tenth.

15.4

6.1

2.9

1.7

REPOST OF GEOMETRY QUESTION !! AB is tangent to circle O at B. What is the length of the radius r? Round to the nearest tenth. 15.4 6.1 2.9 1.7 class=

Verified Answer :

konrad509 konrad509

10-07-2016

\(r^2=(11.7)^2-10^2\\ r^2=136.89-100\\ r^2=36.89\\ r\approx6.1\)

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