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vampirchik [111]
3 years ago
14

Graph the points. Then decide if AABC is acute, right, or obtuse. 9. A(-2,4), B(2,0), C(5,2)

Mathematics
1 answer:
podryga [215]3 years ago
8 0

The triangle ABC is a right angled triangle.

Explanation:

Given that the coordinates of the triangle ABC

The coordinates are A(-2,4), B(2,0) and C(5,2)

We need to determine the angle for the triangle ABC

Let us plot the coordinates in the graph and join them.

From the graph, it is obvious that in the triangle ABC, at angle B the triangle forms an angle 90°

Hence, the angle formed by the triangle ABC is right angled triangle.

Therefore, ABC is a right angled triangle.

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Please help me simplify this fraction. Or is it already in its simplest form?
guapka [62]

Answer:

1 / x^8

Step-by-step explanation:

We know that a^b / a^c = a^ (b-c)

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3 years ago
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Which describes how to graph g (x) = RootIndex 3 StartRoot x minus 5 EndRoot + 7 by transforming the parent function?
ratelena [41]

Answer:

f(x) =\sqrt[3]{x}

Step-by-step explanation:

Hello!

Considering the parent function, as the most simple function that preserves the definition. Let's take the function given:

g(x) = \sqrt[3]{x-5}+7

To have the the parent function, we must find the parent one, let's call it by f(x).

f(x) =\sqrt[3]{x}

This function satisfies the Domain of the given one, because the Domain is still (-\infty, \infty) and the range as well.

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3 years ago
Y is directly proportional to x,and y=216 when x=2. Find y when x=7.
makkiz [27]
\bf \qquad \qquad \textit{direct proportional variation}\\\\
\textit{\underline{y} varies directly with \underline{x}}\qquad \qquad  y=kx\impliedby 
\begin{array}{llll}
k=constant\ of\\
\qquad  variation
\end{array}\\\\
-------------------------------\\\\
\textit{we also know that }
\begin{cases}
y=216\\
x=2
\end{cases}\implies 216=k2\implies \cfrac{216}{2}=k
\\\\\\
108=k\qquad therefore\qquad \boxed{y=108x}
\\\\\\
\textit{when x = 7, what is \underline{y}?}\qquad y=108(7)
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12345 [234]

Consider the angles are = 60,2x,3x

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