Answer:
x = 7
y = 12
PQ = QR = 29
Step-by-step explanation:
In ΔPSR , PS = SR (given)

In ΔPQR , QT is perpendicular bisector of PR. So , PT = RT . As ΔPQR has a perpendicular bisector , it is an isosceles triangle.
So,
,
Answer:
Cindy's time is 2 2/4
brainlist
Barbra has the fasts time
diffrins is 3/10
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
6*2 = 12
28 - 12 = 16
16/2 = 8
The experienced window washer can wash all the windows in Mike’s house in 2 hours, which implies that in 1 hour he completes 1/2 of the job.
By the same logic, the new trainee completes 1/7 of the job in one hour.
If they work together, they complete

of the job in one hour, meaning that they complete the job in 14/9 of a hour.