23-02-2017
Mathematics

contestada

A 20 foot ladder is leaned against a wall. If the base of the ladder is 8 feet from the wall, how high up on the wall will the ladder reach?

Respuesta :

xv87932 xv87932

23-02-2017

20^2=400
8^2=64
400-64=336
square root of 336 is 18.33, so the latter is aprox.18 feet up on the wall.

Answer Link

Otras preguntas

why are atoms considered the basic unit of matter

what is the gcf of 54 and 90

Convert 28/50to a percent

Which pair of lines are parallel? A. Y - 2x = -5 and 2x - y = -6 B. 2x + y = -5 and 2x - y = -6 C. Y- 2x = -5 and 2x + y = 6 D. 2x + y = -5 and 2x + y = 6

What is 2,035,467 rounded to the nearest hundred thousand?

What is 1.0395 x 10 to the power of 9 in standard notation

What is the rising action of tuck everlasting

what is eight decreased by 3 times a number equals 2

Is 0.3 greater or less than 0.35???

what is the genotype of a person with cystic fibrosis? here is the explanation to the question I got:cystic fibrosis (CF) is a recessive genetic disorder.The re