Answer:
1) 47
2) 4
Step-by-step explanation:
Complimentary = 90 degrees
1) 43 + ? = 90
? = 47
2) 86 + ? = 90
? = 4
Answer:
50 miles per hour
Step-by-step explanation:
First one is a distance
Second one is time
Last one doesn't make sense
Answer:
The solutions are
Step-by-step explanation:
we have
Complete the square. Remember to balance the equation by adding the same constants to each side
Rewrite as perfect squares
square root both sides
Answer:
1/3
Step-by-step explanation:
Take the second term and divide by the first
9/27 = 1/3
Take the third term and divide by the second
3/9 = 1/3
Check each subsequent ratio, we can see the common ratio is 1/3