aliciya aliciya

04-05-2017
Mathematics

contestada

a triangle has base 2x+1 and height 6x+3. What value of x would give an area of 240 m^2? Round to the nearest hundreth.

Respuesta :

wolf1728 wolf1728

04-05-2017

.5 * (2x +1) * (6x + 3) = 240
(x + .5) * (6x + 3) = 240
6x^2 +6x + 1.5 = 240
6x^2 +6x + -238.5 = 0
x = 5.8246

base = 12.6492
height = 37.9476

Answer Link

Otras preguntas

Give five rational numbers lying between 3/5 and 4/5. Insert six rational numbers between 3 and 4.

one way in whick Robespierre and Louis XVI of France are similar is that both

Which statement accurately describes the Battle of Marathon? A. Athens fought alone against Darius's army and decisively defeated the Pers

Find the remainder when 2x^4-6x^3+2x^2-x+2 is divided by x+2

Does a scalene always have to have unequal sides?

how do you multiply and divide equations?

What Is Geographic Mobility?

What is the given equation in logarithmic form of 7^4=2,401?

what does the expression "what ever floats your boat" mean?

Noah rows across a river that is 48m wide. The current carries him 15m downstream. How far does Noah actually travel?