larber2405 larber2405

20-01-2021
Mathematics

contestada

Find the value of x. Round your answer to the nearest tenth. (One number after the decimal.)
19
21

Find the value of x Round your answer to the nearest tenth One number after the decimal 19 21 class=

Respuesta :

sheepyarecute sheepyarecute

20-01-2021

Answer:

x = ~8.9

Step-by-step explanation:

a^2 + b^2 = c^2

c is the long side

a and b are the other two shorter sides

this means

x^2 + 19^2 = 21^2

x^2 + 361 = 441

x^2 = 441- 361

x^2 = 441- 361

x^2 = 80

square root of 80 = ~8.9

x = ~8.9

Answer Link

chetankachana chetankachana

20-01-2021

Answer:

8.9

Step-by-step explanation:

[tex]4\sqrt{5}[/tex]=8.9444

rounded = 8.9

Answer Link

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