Answer:
the answer is A
Step-by-step explanation:
Answer:
x = 19.42
Step-by-step explanation:
8²+x²=21²
64+x²=441
-64 -64
x²=377
x=19.41648784
rounded is 19.42
Answer:
$25.20
Step-by-step explanation:
$35 x 0.28
= $9.80
35-9.80
= $25.20
400. Just add a zero when you're dealing with tens
Answer:
C
Step-by-step explanation: