2 years ago

Someone explain this to me?

1 answer:

8 0

All you have to do is to double to amount needed for each part to meet the same ratio as the red. so, you will need 6 cream and 2 blue.

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Decrease 1800 in the ratio 5:3

oksano4ka [1.4K]

Answer:

3000

Step-by-step explanation:

a decrease in the ratio 5:3 implies that:

new quantity :old quantity :5:3

let new quantity be x.

x:1800=5:3

x/1800=5/3

3x=9000

x=9000/3

x=3000

8 0

2 years ago

Watch help video

Marianna [84]

Answer:

It would be C since a scale factor of 2 makes the original A coordinate of (3,3) times 2 therefore the new coordinates being (6,6)

Step-by-step explanation:

4 0

2 years ago

A ladder 15 feet long leans against the top of a structure at a 60 degree angle to the ground. What is the height of the buildin

Goshia [24]

Answer:

height of the building is 12.99 feet.

Step-by-step explanation:

given, try to analyse:

ladder 15 feet long.
60 degree angle to the ground.

the height of the building is opposite to the angle 60° and given hypotenuse, the ladder of 15 feet long.

using sine rule:

$sin(x) = \frac{opposite}{hypotenuse}$

$sin(60) = \frac{opposite}{15}$

$opposite = sin(60) *15$

$opposite = 12.99feet$

Therefore the height of the building is 12.99 feet.

7 0

1 year ago

Read 2 more answers

Show that 6x^2+17x-39=0

8_murik_8 [283]

I hope this helps you

4 0

2 years ago

Here are the correct answers for these questions below<br> A = 028<br> B = 210

Fynjy0 [20]

Umm...... Okay then..?

7 0

2 years ago