The length and width are 1 and 13 ft.
w(w-12)=13
w^2-12w-13=0
w^2+w-13w-13
w(w+1) -13(w+1)
(w-13)(w+1)
w=13
w-12
13-12
1
Answer:
angle 1 is 42
angle 2 is 138
angle 3 is also 42
Step-by-step explanation:
for angle 1, I don't remember what the exact rule was but basically since they are opposite of each other they are equal
for angle 2 all you have to do is subtract 42 from 180 because line n is at an angle of 180 and line m simply splits it into two pieces
for angle 3, I dont remember what the exact rule is or hot to explain it well but it is also 42
Answer:
(5,3)
Step-by-step explanation:
If you put the two points on a graph, you can clearly see that if you follow the slope (rise/run) it shows the coordinates of B.
Answer:
yes
Step-by-step explanation:
Answer with Step-by-step explanation:
The number of marbles are as under
3 red , 3 green , 1 Lavender total = 7
Now to select five marbles from a total of 7 marbles such that at least 2 marbles are included are the sum of the following cases:
1) We select 2 exactly 2 red marbles from 3 reds and the remaining 3 marbles are selected from 4 of other colours
Thus 
2)We select all the 3 red marbles and the remaining 2 are selected from the remaining 4 marbles
Thus the total number of ways are 
