Answer:
Step-by-step explanation:
4
Answer:
a) 9 km
b) 18 km
c) She runs at a constant speed of 9 km/h
Step-by-step explanation:
I can't see the picture, can you please explain the problem in the comment bar below this so can edit my answer to help?
Answer: 29.2
Step-by-step explanation:
The lengths of the two longer legs are both 
The lengths of the two shorter legs are both 
So 
8 x 6 = 42 add two zeros so 4200