Teygan21026
Teygan21026 Teygan21026
  • 21-04-2020
  • Mathematics
contestada

A 16-ft ladder is placed 4 ft. from the base of a
building. How high on the building will the ladder
reach?

Respuesta :

lizbethrodriguez305
lizbethrodriguez305 lizbethrodriguez305
  • 21-04-2020

Answer:

You have a right triangle.

a^2+b^2=c^2

4^2+b^2=256

16+b^2=256

b^2=256-16

b^2=240

b=sqrt240

b=15.49 ft. ans. for the height of the ladder up the wall.

Step-by-step explanation:

Answer Link
Elizabethtienna
Elizabethtienna Elizabethtienna
  • 21-04-2020

Answer:15.5

Step-by-step explanation:4^2 + h^2 = 16^2

h^2 = 256 - 16 = 240 = 16*15

h = 4 square root 15

h = 15.5

Answer Link

Otras preguntas

Why are essential workers important to our society
please help me asap i need it
help it gives me no numbers!!!
What is the Equation1569 x 351
What is the relationship between the two quantities in the table? x y 1 30 2 60 3 90 4 120 The relationship between the quantities is “+ 90.” The relationship b
Please help! A point moves in the plane of two perpendicular lines so that the product of its distances from the lines always is 12 when the point is 4 units fr
The map shows ancient Egyptian trade routes. A map titled Ancient Egyptian Trade. A key shows trade routes. Trade route on land is an orange line and Trade rout
Look carefully at the chart. Then answer the question. Which of these statements is supported by the information in the chart? The North was more industrial tha
I need help with this If x + 3 /3 = y + 2/ 2 ,then x/ 3 =
i’ll give brainliest if you give a correct answer.