C the number of square units contained in the interior because of its units and number of squares
0.1 lengths is left of centimeters
Answer:
all work is shown and pictured
Answer:
40
Step-by-step explanation:
The formula for a rhombuses area is (pq)/2. If we fill in the values, we get 80/2 = 40
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Answer:

Step-by-step explanation:
The equation of a quadratic function in vertex form is given by:

Where (h,k) is the vertex.
It was given in the question that the vertex of the parabola is (-1,4).
When we substitute the vertex into the formula we get:

The parabola also passes through (4,19) hence it must satisfy its equation.



We divide both sides by 25 to get:

Hence the quadratic function is:
