What is the vertex of r(x) ? Use r(x)=1/2(x+9)(x-5)
1 answer:
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Answer:
<h3>324 ft²</h3>Step-by-step explanation:
We have the triangle and the rectangle.
The formula of an area of a triangle:
b - base
h - height
The formula of an area of a rectangle:
l - length
w - width
We have b = 24 ft, h = 7 ft, l = 24 ft and w = 10 ft.
Substitute:
The area of the figure:
Substitute:
Answer:
Marco will need of material to make the kite
Step-by-step explanation:
we know that
To know how much material Marco will need to make the kite, the area must be calculated.
Remember that the area of the kite is equal to
where
d1 and d2 are the diagonals of the kite
we have
substitute