Answer: the answer is 27.1 km
Step-by-step explanation:
Answer:21 students
Step-by-step explanation: 3x7=21 students.
Answer:

Step-by-step explanation:
see the attached figure to better understand the problem
we know that
m∠LOM+m∠MON=m∠LON ----> by angle addition postulate
we have
m∠LOM=2x°
m∠MON=x°
m∠LON=90° ----> is a right angle
substitute the values

solve for x

