threecoolchihuahuas0 threecoolchihuahuas0
  • 02-08-2021
  • Mathematics
contestada

Find the area and the perimeter of a triangle (shown below)

PLZZZ

Find the area and the perimeter of a triangle shown below PLZZZ class=

Respuesta :

jwu4444 jwu4444
  • 02-08-2021

Answer:

A = 120, P = 55

Step-by-step explanation:

Triangle

Area = (bh)/2

A = (20x12)/2

A =240/2

A = 120

Perimeter = a + b + c

to find c, use a^2 +b^2 = c^2

20^2 + 12^2 = c^2

400 + 144 = c^2

544 = c^2

c = about 23

20 + 12 + 23 = 55

Answer Link

Otras preguntas

Retirement Investment Advisors, Inc., has just offered you an annual interest rate of 4.9 percent until you retire in 35 years. You believe that interest rates
Student 1You are supplied with a 100 mL beaker that you weigh on a pocket balance – its weight clean and dry is 29.3 g. You then dispense 15.0 mL of a clear unk
Find the width of a rectangle with a perimeter of 90 and a length of 15.
A sum of $2700 is shared among Montana, Avery and Christy. Avery's share is two times that of Christy. Montana's share is three times that of Avery's share. Fin
is -7 / 12 less than, greater than or equal to -5 / 9
Which founder created the federal bureaucracy as secretary of the treasury
Which of the following statements is always true? a. Workers being paid on commission make less money than if they are salaried. b. Workers being paid on commis
Which description most clearly defines a personal essay
The Declaration of Independence refers to rights as being unalienable. What does "unalienable" mean A. not foreign B. cannot be surrendered C. inherent D.
help me paraphrase a short story