Calcular el volumen del siguiente tanque Cilindrico cuyas medidas son los siguientes:
Altura: 2.10 metros
Padio :0.30 metros
deco
GLASS
R=

step-by-step explanation:

i need to answer questions so i dont know but i think its the first one because it goes up but a consent rate

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,