princessssp princessssp
  • 03-05-2019
  • Mathematics
contestada

What is the area of a triangle with a=2, b=7, and c=8?

Respuesta :

jaridclark224
jaridclark224 jaridclark224
  • 03-05-2019

Answer:

6.44

Step-by-step explanation:

A=1/  4 divided by﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4 =1/  4· divided by﹣24+2·(2·7)2+2·(2·8)2﹣74+2·(7·8)2﹣84    ≈6.4372

Sorry if it's a little complicated but that's how I learned it

Answer Link
cristygardea3 cristygardea3
  • 09-03-2021

Answer:

c.

6.4 units

Step-by-step explanation:

Answer Link

Otras preguntas

Louisa states that the solution to the equation 1/4x - 3 = 3/8x + 4 is x = 56. She verifies her solution using the steps below. Equation: 1/4x - 3 = 3/8x + 4
Solve 2x +5=12 answer?!
Select the statements that are true for the graph The vertex is (-2, 4)-The vertex is (2,4)The graph has a minimumThe graph has a maximumThe graph has a y-inter
Of the roles commonly found in the development, maintenance, and compliance efforts related to a policy and standards library, which of the following has the re
Synonyms of Eagerly, Loony.​
The picture represents the excretory system. Which is represented by the X? nephron ureter bladder urethra
Which muscle have their insertion on the calcaneus?
help me please asap !!!!!!!!!!!!!!!
what would this turn to? I have attached​ the question
Which equation represents a line that passes through (-2, 4) and has a slope of 2/5?​