alex3482 alex3482
  • 03-08-2018
  • Mathematics
contestada

Calculate the area of triangle ABC if a = 7.9, b = 6.3 , and c= 8.5

Calculate the area of triangle ABC if a 79 b 63 and c 85 class=

Respuesta :

Nyctalus
Nyctalus Nyctalus
  • 03-08-2018

WE start with finding s= a+b+ c)/2 = ( 7.9 + 6.3+ 8.5) /2

= 11.35

Area of triangle = sqrt (11.35 * ( 11.35 - 7.9)( 11.35 - 6.3) ( 11.35 -8.5 ) )

sqrt ( 11.35 * 3.45 * 5.05 * 2.85)

sqrt (563.57)

23.739

Answer is 23.74 ( when round off )

Answer Link

Otras preguntas

What is it asking me to put in the chart
HELP PLEASE The graph of an exponential function of the form y = f(x) = ax passes through the points ______ and _______. The graph lies_____ the x-axis.
Citi training ppra gives parents some level of control over their child's:
Evaluate |6(-7)-4| - |-4|·|7| + 8(3)
Find the missing part
The less dense areas in a sound wave are called _____.
The model of the car you are thinking of buying is available in nine different colors and three different styles (hatchback, sedan, or station wagon). in how ma
The organism in this photograph would most likely produce oceanic sediments that are
The shelf​ life, in​ days, for bottles of a certain prescribed medicine is a random variable having the density function shown below. find the probability that
Citi training ppra gives parents some level of control over their child's: