cutiepie0815 cutiepie0815
  • 20-02-2015
  • Mathematics
Answered

The altitude of an equilateral triangle is 9 meters, what is the side length?



Answer :

konrad509
konrad509 konrad509
  • 20-02-2015
[tex]h=9=\dfrac{a\sqrt3}{2}\\ \dfrac{a\sqrt3}{2}=9\\ a\sqrt3=18\\ a=\dfrac{18}{\sqrt3}\\ a=\dfrac{18\sqrt3}{3}\\ a=6\sqrt3[/tex]
Answer Link

Other Questions

five times a number minus 12 is 92. what is  the number
15 3/4 divided by 7 5/7. Help
does anyone know if 4 can go into 72
20/8 as a mixed number the simplest form
The three stages in the development of a full tropical cyclone are formative, mature, and
what is the general name for policies that affect the welfare, or well-being, of the people
One-third of a number, decreased by six equals eight. What is the number?
What kind of precipitation would occur if the temperature was above freezing
Juliette is driving her car when she sees a cat run across the road. If she is able to stop the car over a distance of 0.025km in 2.5 s, what is her average acc
what does a trapezium look like