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
Answer:
0
Step-by-step explanation:
0 because he grew 22 but the rabbit ate 25 which does not make sense
Answer:
15.3 dollars
Step-by-step explanation:
13.50 + (.09 x 20 = 1.8)
13.50 + 1.8
Answer:
8.4 * 10^6
Step-by-step explanation:
8.4 * 10^6
1 million = 1 * 10^6
8 million 4 hundred thousand is 8.4 * 10^4 because this number is 8.4 times bigger than a million.