Cos = adjacent / hypotenuse
cos 25° = 4 / AB
cos 25° • AB = 4 / AB • AB
AB cos 25° ÷ cos 25° = 4 ÷ cos 25°
AB = 4/cos 25°
AB = 4.41 (nearest hundredth)
Answer 3x3.4
Step-by-step explanation:
The correct answer for this would be 32/5
Answer:
$63
Step-by-step explanation:
100-30=70%
0.7*90=63
