Answer:
A
Step-by-step explanation:
he actually made a mistake in second step. Step 2 should be: 10y-2=18 and then 10y=18+2
we get 10y=20 /:10
y = 2
Answer: 250 m
Step-by-step explanation:
Given
Distance between Ursula and Velda house is 4 km or 4000 m
Ursula walks at the rate of 
Velda walks at the rate of 
Time taken by them to cover 4000 m is

Distance covered by them 15 min before they meet
Ursula 
Velda 
The total length covered by them is 
They are
apart before they meet
Answer:
6/4 is the answer
Step-by-step explanation:
Step-by-step explanation:
10=Ptolemy's theorem
11=angle bisector theorem