Question

PLEASE HELP ME I REALLY DONT UNDERSTAND.
Annie and Mark are designing a sample logo for a company. The logo has to be in the shape of a right triangle. The shape and length of two sides are shown below
Annie said that the third side has to be 21 cm and Mark said that the third side has to be 19 cm. Who is correct? Using complete sentences, justify your answer

Answer 1

20^2 + x^2 = 29^2

Answer 2

thanks again man :) soo i ts 21

Answer 3

yupp. :)

Answer 4

bro, your a genius!!!