Answer:
Any planet in any solar system needs a heat source and that is what the core acts as also as a side note the core also keeps the electromagnetic field in order. Hope this helps :)
Answer:

Step-by-step explanation:
19 bananas =1 watermelon
3 pineapples =1 watermelon
Then
<u>19 bananas = 3 pineapples</u>
1 pineapple = 3 grapes,
then
<u>3 pineapples = 9 grapes</u>
3 pineapples = 9 grapes
19 bananas = 3 pineapples
then
<u>9 grapes = 19 bananas</u>
9 grapes = 19 bananas
x grapes = 4 bananas
Write a proportion:

Cross multiply

Answer:
20 feet
Step-by-step explanation:
The scale is 3 inches is to 2 feet
As a ratio, it would be:

The question is what is the actual length of the stage if the drawing is 30 inches. All we need to do is find a ratio proportional to the scale ratio:

Now to find the missing number, cross multiply the fractions first:



Then solve for x:



The answer is 20 feet
Answer:
cosine = adjacent / hypotenuse
cosine 62º = JL / 17
JL = cosine 62º * 17
JL = .47 * 17
JL = 7.99
JL = 8.0
Step-by-step explanation: