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

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

which of these will typically offer the lowest interest rate? A. Basic savings, B. Money market savings, C. savings bond, D. Certicicate of deposit?

What is the reason for statement 3 in this proof? A) using point-slope formula B) definition of parallel lines C) Transitive Property of Equality D) Reflexive P

Describe how the respiratory system and circulatory system work together to supply the body with oxygen and to remove waste from the body.

Name the type of equation shown here: 2NaBr+Ca(OH)2 —>CaBr2+2NaOH A) double replacement B) single replacement C) combustion D) synthesis

a piece of string is cut in half, so that one half can be used to bundle newspapers for recycling one third of the remaining string is cut off and used to tie a

Dwayne is finding the base of the triangle shown. It's area is 100 square meters. find his mistake and correct it.

1. What happens in the process of radioactive decay? What is the half-life of a radioactive substance, and how is it used to date an object?

If each leg of a 45°-45°-90° triangle measures 8 centimeters, what is the perimeter of the triangle?

What is a difference between a law and a hypothesis

Spanish native speaker, Hello - Can I get some help? Thanks!