9514 1404 393
Answer:
3
Step-by-step explanation:
From a given vertex, two of the vertices are adjacent, so a "diagonal" to those will not form a triangle. The number of diagonals that can be drawn is 3 fewer than the number of sides. The number of triangles is 1 more than the number of diagonals.
For a 5-sided figure, 2 diagonals can be drawn from a common vertex.
3 triangles will be formed.
49. 100-36= how many girls in percent
= 64%
64%= 16 girls
64/100=16/x
cross multiply
1600=64x
x=25
Answer:
x=-1
Step-by-step explanation:
y=4x+10
y=3x+9
-----------
4x+10=3x+9
4x-3x=9-10
x=-1
Answer:
Yes
Step-by-step explanation:
x is the number of days worked
y is the total amount earned
m is the amount earned per day
so y = mx
Answer:

Step-by-step explanation:





Hope this helps!