gup gup
  • 24-05-2015
  • Mathematics
contestada

the perimeter of an isosceles triangle is p=2a+b. find the numerical value of a if p=10 and b=3

Respuesta :

gabsterxox gabsterxox
  • 24-05-2015
Plug in what was given into:
p=2a+b
to get:
10=2a+3
subtracting 3 from both sides:
10-3=2a+3-3
7=2a
divide both sides by 2:
7/2= (2a)/2
7/2=a
or
3.5 = a

hope it helps :)
Answer Link

Otras preguntas

What is a right that you do not have yet as a u.s. citizen?
Find the complete factored form of the polynomial: -14a²b6 + 16a Enter the correct answer.
Help me quick please it’s due today!!!!
Ocean water is sinking. What happens when water of a high density sinks?
Which British policy led to the American revolution and the writing of the declaration of independence
In ΔEFG, the measure of ∠G=90°, FG = 67 feet, and EF = 98 feet. Find the measure of ∠F to the nearest tenth of a degree.
The events at central high school show that
Which of the following is true of the values of x and y in the diagram below? A unit circle is shown. A radius with length 1 forms angle theta = StartFraction
PLEASE HELP!!! A bird sanctuary initially contains 1000 birds. Each year, 10% of the birds fly away, so the sanctuary is restocked with 40 new birds. Write a re
How did women benefit from the Civil Rights movement?