Answer:
12.8 seconds
Step-by-step explanation:
Create a proportion where x is the number of seconds for 80 feet
= 
Cross multiply and solve for x
25x = 320
x = 12.8
So, the answer is 12.8 seconds
Answer:
hope it helps you...................
Answer:
x =52
Step-by-step explanation:
bith angels together make 180° so 180-128=52
I took a test on this yesterday and all i know is the answer is either 81 117 or 162
Answer:Each side of x would be 7 and each side of y would be 4.
Step-by-step explanation: