Answer:
5000
Step-by-step explanation:
The 5 is in the hundreds place so you times that with 10 and u get yr answer.
B
ac =5x
cb=7x
(5x×5x)+ (5 +7)^2 = 7x^2
25x^2+144=49x^2
x=kök 6
ac =5kok 6
(5kok6)×12÷2= 30 kök 6
1
It matches 3 of the 4 rows.