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Popular Word Problems >

Find the area of the triangle with vertices P(2,1,0),Q(3,-1,1) , and R(1,0,1)

Solution

solve for

t h e a re a o f t h e t r ian g l e w i t h v er t i ces P (2, 1, 0), Q (3, - 1, 1), an d R (1, 0, 1)

Solution

a re a : \frac{7}{2}

+1

Decimal

1.87082 \dots

Solution steps

Given:

p o in t : (3, - 1, 1)

p o in t P : (2, 1, 0)

p o in t R : (1, 0, 1)

Find triangle area using vector cross product:

\frac{7}{2}

a re a : \frac{7}{2}

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