Answer:
simplify x=0 is the correct answer
the figures are congruent because they have 3 congruent sides and three congruent angles
1m = 100 cm
First sprinter stride is 120 cm. Steps he will take
= 100/1.2 = 83 1/3 steps
Second sprinter takes a stride of 75 cm
= 100/0.75 = 133 1/3 steps
