Lelise Lelise
  • 01-02-2022
  • Mathematics
contestada

:)Answer in simplest radical form.(and show work please)

Answer in simplest radical formand show work please class=

Respuesta :

devishri1977
devishri1977 devishri1977
  • 02-02-2022

Answer:

Step-by-step explanation:

Use Pythagorean theorem,

Base² + altitude² =hypotenuse²

x² + 19² = 21²

x² + 361 = 441

         x² = 441 - 361

          x² = 80

          [tex]x =\sqrt{80}=\sqrt{2*2*2*2*5}=2*2*\sqrt{5}=4\sqrt{5}[/tex]

Answer Link

Otras preguntas

when consumers seek to buy goods at the best possible price they are exercising self-__________.
What is the value of z in the equation 5(2z + 4) = 0?
which structure of the respiratory system plays the main role in carry out the system’s primary function? trachea pharynx alveoli nose
Can our online personas live on beyond our deaths? Why or why not?
According to the theory of plate tectonics, volcanism, mountain building, and other _____ forces receive energy from Earth’s interior.
what do you get when you subtract 15 tens from 25 hundreds
If the sum of two numbers is m and one number is 8 what is the other numbers
The female reproductive parts of a flower are called a. petals. b. stamens. c. sepals. d. carpels.
Which of the following is the first step used by the EPA when creating environmental protection regulations? A. proposal B. local-level hearings C. research D.
When an ice cube in a glass of water melts, the water level _____. A. remains the same B. rises C. falls