Answer:
the missing coordinate is x=x2/7
We can Notice from the Figure that X is the Centroid of the Given Triangle.
We know that Centroid divides each Median in the Ratio 2 : 1
From the Figure : CH is one of the Median
Given the Length of CH is 33 ft
X divides the Median CH in the ratio 2 : 1
Let us Divide the Median CH into 3 Equal Parts
Length of Each Part of 3 Equal Parts =
⇒ Length of CX = 2 × 11 = 22 ft
Answer:
Right angled and isosceles
Half an hour=30 mins
In 30 minutes you have 2.5 times 12 minutes ( 30:12) so he ran 2.5 miles in half an hour