a1ndjada9leeBoufz a1ndjada9leeBoufz
  • 24-04-2017
  • Mathematics
contestada

The height of a triangle is 4 m less than its base. the area of the triangle is 48m^2 what is thr length of the base

Respuesta :

wolf1728
wolf1728 wolf1728
  • 25-04-2017
base = x
height = x-4
Area = .5 * height * base
48 = .5 * (x-4) * x
96 = x^2 -4x
x^2 -4x -96=0
x = 12
base = 12
height = 8





Answer Link

Otras preguntas

What organization chose Martin Luther King Jr. to lead its efforts to coordinate local protests against segregation and disfranchisement in 1957
in Italy and Germany fascism appealed to what type of people the most?a) The workers and peasants b) Those who had an I.Q. under 50c) The middle classd) Women
Please help me with this I need to get it done
A rectangle with a perimeter of 18 miles and a width of 7 miles. What is the length of the rectangle?
Preston needs to write an equation in slope- intercept form to represent the relationship between x and y in the table below. What will be the value of the y-in
PLEASE HELP!!! How does Richard pass judgement on his friend's mother when he is invited to dinner? A. He sees her driving a brand new car B. He notices his m
20 x 20 x 20 x 20 x 20 please help I need it
Prepare a class simulation for a first-year lecture on the varieties of the Spanish language and the historical antecedents that led to their development.​
What is true about art in industrialized nations? A. There are few professional artists B. It has little importance C. It has an increase of locations specifica
if a=2 what is the value of a + 6 ?