3 years ago

Find the area of a triangle with the vertices (5,4) (9,7) (1,6)

Mathematics

1 answer:

andreev551 [17]3 years ago

7 0

u multiply each number with the number diagonal to it!

the area is half of the products of the numbers which were multiplied to the numbers SE to them minus the products of numbers which were multiplied to numbers southwest to them

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Tju [1.3M]

Given is the ones that say they are given on 2 3 4 & 5

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2 years ago

Graph the points and state whether they are collinear.

Alchen [17]

All that is needed is for you to graph the points and if they form a line, they will be collinear. If not, they will not be collinear.

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3 years ago

Which equation is shown on the graph?

Nostrana [21]

$y=mx+b\\\\A(0;\ 2);\ B(-2;\ 0)\\\\for\ x=2\to y=2\\\\substitute:m\cdot0+b=2\to b=2\\\\y=mx+2\\\\for\ x=-2\to y=0\\\\substitute:-2m+2=0\to-2m=-2\ \ \ /:(-2)\to m=1\\\\Answer:y=x+2\ (B)$