Question

The length of the small leg of a 30°-60°-90° triangle is 3. Find the perimeter.

Answer 1

well
First you know that the lenth of small leg is half the length of the hypotenuse, because its oposed to the 30degree angle

Answer 2

then, with the help of Pitagora's thereom you find out the rest of the side

Answer 3

sides*

Answer 4

after that its a matter of sum :)

Answer 5

a^2 = b^2 + c^2

Answer 6

where a - the length of the hypotenuse and b,c - the lengths of the other sides :)

Answer 7

3 + 9 sqrt 3