Question

Say that a and b are the lengths of the legs of a right triangle and c is the length of the hypotenuse. Find b if a = 21 and c = 29.

Answer 1

b^2 = c^2 - a^2

Answer 2

Answers ; 40, 10 , 100, 20 ??

Answer 3

b^2 = c^2 - a^2
b^2 = 29^2 - 21^2
solve for b

Answer 4

ok but what is ^ ?

Answer 5

^ is the exponent sign

Answer 6

ohhhh.! okay gracias

Answer 7

did you get it ?

Answer 8

yes its 400

Answer 9

that's just the value of b^2
b^2 = 400
b = .... ?

Answer 10

ok now i just got confused,