jules5440
jules5440 jules5440
  • 03-12-2018
  • Mathematics
contestada

How far from the base of the house do you need to place a 15-foot ladder so that it exactly reaches the top of a 12-foot tall wall?

How far from the base of the house do you need to place a 15foot ladder so that it exactly reaches the top of a 12foot tall wall class=

Respuesta :

MathQ
MathQ MathQ
  • 03-12-2018

Answer:

9 Feet

Step-by-step explanation:

12^2 + x^2 = 15^2 ⇒ x^2 = 15^2 − 12^2 = 81 ⇒ x = √ 81 = 9 ft

Answer Link

Otras preguntas

Which of the following sets of descriptors matches the molecule below? Image of two oxygen atoms bonded together to form O2. A. Compound, allotrope, double bond
Read the excerpt from “ Crossing Brooklyn Ferry.” Just as you feel when you look at the river and sky, so I felt, Just as any of you is one of a living crowd, I
What are meritorious hours????? PLZ HELP MEEE
Do you need to cite a source when you’re referring to something in a research essay?
I need help no jokes plz
Correct answer will get brainliest
HELPPP I AM BEING TIMED!!!!
Is this statement true or false? The Code of Hammurabi provides evidence of a complex civilization.
Where do ancient texts say that the Hebrew people originated? Egypt Canaan Mount Sinai Fertile Crescent EXPLAIN WELL
Describe the three types of skin cancer in a short sentences