A triangle has two sides that measure 5 cm and 7 cm. Select all of the following that could be the measure of the third side. a
1 cm
b
4 cm
c
7 cm
d
11 cm
e
13 cm
f
15 cm

do your own work and don"t cheat.

step-by-step explanation:

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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answer: both chords and diameters have two endpoints on a circle. diameters must intersect the center of a circle.