A store purchased a plasma screen TV and marked it up 95% from the original cost of $876.08. A week later, the

Mathematics

1 answer:

Ahat [919]3 years ago

3 0

Answer:

95%-70%=15%

$876.08×15% =$131.412

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A point G is 40m away from a building, which is 15m high. What is the angle of elevation to the top of the building from G?

stepladder [879]

Ф is the angle of elevation to the topo of the building from G.
length of leg adyacent to angle Ф=40m
length of leg opposite to angle Ф=15 m
tan Ф=leg opposite / leg adyacent=15/40=0.375
Ф=arctan 0.375=20.56º

The angle of elevation to the top of the building from G is 20.56º.

8 0

3 years ago

A six feet-tall person is standing next to a flag pole.The person is casting a shadow 1 1/2 feet in length,while the flagpoleis

Vlad1618 [11]

Answer:

20 feet

Step-by-step explanation:

Consider the given pictorial representation below,

The Height of the Pole =|AB|

The Height of the Person =|DE|

Shadow cast by the Pole =|AC|

Shadow cast by the Person =|EC|