0.581 i used a calculator
Answer:
50% decrease
Step-by-step explanation:






Answer:
5/√3 inches long.
Step-by-step explanation:
The property is that the lengths of the sides of a 30-60-90 triangle are in the ratio 1:2:√3. Thus if you know that the side opposite the 60 degree angle measures 5 inches then then this is √3 times as long as the side opposite the 30 degree so the side opposite the 30 degree angle is 5/√3 inches long.
Answer:
2.
Step-by-step explanation:
The common difference is 5 so the first number is 7 - 5 = 2.