Answer:
whats the question
Step-by-step explanation:
It’ll be D because to the left it’ll be negative
Answer:
Two
Step-by-step explanation:
there is TWO sulotions!!!
19^2 + x^2 = 21^2
19^2 = 361
21^2= 441
361 + x^2 = 441
x^2 = 441-361 = 80
x = sqrt(80) = 8.944 round to nearest tenth = 8.9
