Answer: .4
Step-by-step explanation:
.
Answer:
strong negative correlation
Step-by-step explanation:
if x goes up y goes down and if y goes up x comes down
Answer:
9
Step-by-step explanation:
40 -100 = 60 and 60 percent of 15 is 9
Answer:
57 degrees
Step-by-step explanation:
because it is the same as the other side
Answer:
Step-by-step explanation:
We can solve this question using proportion
Perimeter of the square/Time is takes to unlock
We are told in the question that:
The cellphone unlocks when the perimeter reaches 32 centimeters, taking a total of 2.5 seconds.
Hence, the perimeter of the square after 1.5 seconds is:.x = unknown
32/2.5 = x/1.5
Cross Multiply
2.5x = 32 × 1.5
x = 32 × 1.5/2.5
x = 19.2 centimeters