Answer: 0.70
Step-by-step explanation the same as decreased by 30%" would be (1.00 - 0.30)(original cost), or 0.70(original cost)
For the first one it’s 40 feet
The second one is 32
The last is 40
Answer:
Step-by-step explanation:

Sin means to divide the opposite side measure by the hypotenuse. Cos is equal to the adjacent side value divided by the hypotenuse. Tan is equal to the opposite value divided by the adjacent. To remember this, I use the abbreviation SOHCAHTOA. SOH for Sin is Opposite over Hypotenuse, and so on.
This means 900÷1000 because 10 to the power of 3 is 1 and 3 zero which is 1,000. The answer will be 0.9