Sides of a triangle are of the ratio 2:3:4. If the perimeter of the triangle is 90 cm, what is the area of the triangle?
1 answer:
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Given:
The values in the table represent a function.
x f(x)
-2 1
1 3
4 -2
-3 0
0 4
To find:
Function notation for the ordered pair given in the first row in the table.
Solution:
We know that, if a point (a,b) is on the function, then .
From the given table, the ordered pair given in the first row is (-2,1). So,
Therefore, when
is
.