richardcheranfa richardcheranfa
  • 22-02-2017
  • Mathematics
contestada

Find the length of the hypotenuse of a right triangle if a = 9 and b = 12. A) 10.5 B) 15 C) 16.5 D) 21

Respuesta :

StudyingWizz
StudyingWizz StudyingWizz
  • 22-02-2017
the answer is 15 because hypotenuse equals a^2 + B^2 = √answer
Answer Link
Riptide
Riptide Riptide
  • 22-02-2017
a^2 + b^2 = c^2


With this, we can tell that

9*9 + 12*12 = X^2


81 +144 = X^2

225 = X^2

(take the square root of 225)

15 = X

therefore, option B is your answer :)
Answer Link

Otras preguntas

predict the value of y for x = 60. How do I do this?
Can someone help me? 26-2z = 3(2-4z) And Z = ?
(143(5) + 67)5 ___________
how does molecular genetics add to our understanding of genes
The _______ Amendment is the only constitutional amendment that was ratified by approval of conventions in three-fourths of the states. a. Twenty-SixthB. Twent
(143(5) + 67)5 ___________
Describe each part of the geosphere, including the parts that make up the lithosphere and asthenosphere.
Circle the rate that does not belong with the other three. 60 miles/1hour 88feet/1 second 500feet/1minute 1440 miles/1 day
If doughnuts are usually 75 cents each, but there is a sale on Friday advertising them as 1 ½ dozen for $10.80, what is the new cost for just one?
what is 5.96 as a fraction