Answer: The swimmer dives into the water 5 seconds after the timer is started.
The swimmer comes back up 11 seconds after the timer is started.
Step-by-step explanation:
Answer:
the answer is 12.7, you add four plus 8.7
Answer:
Short leg = √3 cm
Step-by-step explanation:
the opposite angle of long leg is 60°
hypotenuse : x
sin 60° = 3/x = √3 / 2
x = (3 x 2) / √3 = 2√3
short leg length (s)
Cos 60° = 1/2 = s / x = s / 2√3
s = √3
