rociobella8
rociobella8 rociobella8
  • 01-08-2018
  • Mathematics
contestada

a trapezoid has one base of 10 inches,an altitude of 6 inches and an area of 51 square inches, find the length of the other base

Respuesta :

jdoe0001 jdoe0001
  • 01-08-2018

[tex] \bf \textit{area of a trapezoid}\\\\
A=\cfrac{h(a+b)}{2}~~
\begin{cases}
a,b=\stackrel{bases}{parallel~sides}\\
h=height\\
---------\\
a=10\\
h=6\\
A=51
\end{cases}\implies 51=\cfrac{6(10+b)}{2}
\\\\\\
51=3(10+b)\implies \cfrac{51}{3}=10+b\implies 17=10+b\implies 7=b [/tex]

Answer Link

Otras preguntas

what is the relationship between the cells function and human illness?
Lola is currently paying $445.16 per month for 5 years on a $15,999 car. how much will she pay in interest?
What is the general rule for multiplying a decimal by a negative integer power of 10 definition?
What is pattern A and B?
5 sentence on importance of including vegetables in diet in hindi
Write a slope intercept equation for a line that passes through (0,-7) and (7,-3)
One angle of a triangle measures 10 degrees more than the second. the measure of the third angle is twice the sum of the first two angles. find the measure of e
Which government agency deals with counterfeit money?
What allowed the hunter-gatherers to stop and settle in one place?
a number between 0 and 1 is written in scientific notation.what is true about the exponent explain plz how u got the answer