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PLZ HELP ASAP 20 POINTS PLZ ANSWER THIS HOUR IF AC = 26 cm, what is BC?

20 cm
24 cm
26 cm
2√194cm

PLZ HELP ASAP 20 POINTS PLZ ANSWER THIS HOUR IF AC = 26 cm, what is BC? 20 cm 24 cm-example-1
User Faryn
by
8.6k points

1 Answer

5 votes

AB = BD = 10cm

Now using the Pythagorean theorem:

26^2 = 10^2 + BC^2

Simplify:

676 = 100 + BC^2

Subtract 100 from both sides:

576 = BC^2

Take the square root of both sides:

BC - sqrt(576)

BC = 24 cm

User Andreas Hsieh
by
7.9k points

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