Answer:
see below
Step-by-step explanation:
(ii)
Given 4000 seconds to hours you divide the value by 3600 sec
=4000/3600 =1.1111
=1.0 hour (1 significant figure)
(b)
speed = 212 miles/hour
distance= 1 mile
time = distance/speed = 1/212 * 3600 =16.98 seconds
Answer: x=3
Step by Step:
(x+2)2+(y-3)2=4
2x+4+(0-3)x2=4
2x+4-3x2=4
2x+4-6=0
2x=6
x=3
Answer:
5 boys and 9 girls. not that hard.
Step-by-step explanation:
25 because each side is 5cm. So when you multiply length times width, you would multiply 5x5. So 25cm^2
