sandyo7jejasia sandyo7jejasia

19-11-2016
Mathematics

contestada

If a 36-foot tree casts a 28-foot shadow at the same time near by building casts a 70-foot shadow, how tall is the building?

Respuesta :

19-11-2016

The building is 78 feet tall.

Answer Link

nobillionaireNobley nobillionaireNobley

21-11-2016

actual length / shadow ratio is equal
Let the height of the building be x, then
36/28 = x/70
x = (36 x 70)/28 = 2,520/28 = 90.

Therefore, the height of the building is 90 feet.

Answer Link

Otras preguntas

If you buy 5 apples for $4.50, what is the unit price?

What is the base dissociation constant for a weak base at equilibrium, B + H2O <===> BH+ + OH–?

Explain how day and night occur.

vertex for the function y= -2x^2+8x-5

Solve this problem. John wants to buy a catcher's mitt for $32.85 and a team jacket for $24.30. He has $45 saved. How much more money does John still need to

I need help fast!!!!

explain why a three dimensional figure with a curved surface is not a polyhedron

What is the answer to this question?

A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A tree ta

would someone please help on 1 or 2 questions.