lockshernostaw
lockshernostaw lockshernostaw
  • 01-12-2017
  • Mathematics
contestada

What is the area of a triangle whose vertices are R(−4, 2) , S(1, 2) , and T(−5, −4) ?

Respuesta :

zizoux07p0ac3m
zizoux07p0ac3m zizoux07p0ac3m
  • 01-12-2017
I will solve it using vectors
vector(SR)=(-5,0)
vector(ST)=(-6,-6)area equals half the cross product of these vectors
A = 1/2(30-0)=15 square units

Answer Link

Otras preguntas

You can but 9 cans of green beans at the village market for $4.12.You can buy 7 of the same green beans at dams clubs for 4.22 witch place is the better buy
Plato Socratis Aristotle Rank the three individuals based on who you feel most contributed to modern Western society.
unit rate of 25 letters in 4 days
During the first 3 centuries AD, the Roman Empire produced coins in the Eastern provinces. Some historians argue that not all these coins were produced in local
What powers the water cycle
Need help on a problem
How did the Agricultural Revolution cause the population of Great Britain to increase?
Organ systems are composed of organs, organs are composed of tissues, and tissues are composed of cells. This pattern is organized into levels. Organization ba
The recycling program in Marionville takes bundled newspapers, crushed aluminum cans, __________, and mixed paper and cardboard. Which phrase best completes th
(50 POINTS) Naomi deposited money into a savings account that is compounded quarterly at an interest rate of 6%. She thinks this quarterly rate is the same as a