Which one goes in the box ? Pls help I’ll mark you

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120

If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? (5 points) 10 hours 6 hours 1 over 6 hour 7 over 12 hour