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Mashcka [7]
3 years ago
14

Scott was going to sell all of his stamp collection to buy a video game. After selling half of them he changed his mind. He boug

ht 15 more. How many did he start with if he now has 40?
Mathematics
1 answer:
Arlecino [84]3 years ago
8 0

Answer:

Step-by-step explanation:

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The parallelogram shown below has an area of 30 units2.
Sauron [17]

Answer:

I think its 6 units

Step-by-step explanation:

The area is 30 units so therefore you would divide it by any side so therefore if you would do 30 divided by 5 you would get 6.

3 0
3 years ago
What is a congruence statement? PLEASE ANSWER HURRY
Alexeev081 [22]

Answer:

A congruence statement says that two polygons are congruent.

Step-by-step explanation:

To write a congruence statement, list the corresponding vertices in the same order.

6 0
3 years ago
The skylon tower in Niagara Falls Canada has a revolving restaurant 775 feet above the falls. The restaurant makes a complete re
Nikolay [14]

1 revolution is 360 degrees

 1 hour = 60 minutes

360/60 = 6

 so it rotates 6 degrees every minute

135/6 = 22.5 minutes

8 0
3 years ago
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What is the sum of the angles of an octagon?
Pani-rosa [81]
Answer is 1080 degrees

Formula for calculating angles in a polygon (Shape with 4 or more sides) is (n-2) x 180, where n is the number of sides on the shape. Octagon has eight sides, so you subtract it by 2, which is 6. Multiply that by 180 to get 1080, which is the sum of the angles.

7 0
3 years ago
Nikki works as a cashier at the ABC grocery store. One day she checked out 36 people. Of the people she checked out 9 were men.
Elina [12.6K]
25%
9/36=1/4
25% or 1/4 of the people were men
8 0
3 years ago
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