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Natasha2012 [34]
3 years ago
10

Three interior angles of a quadrilateral have measures of 100degree,120degree, and 80 degree. Find the fourth angle measure.

Mathematics
1 answer:
charle [14.2K]3 years ago
4 0

Answer:

The fourth angle = 60°

Step-by-step explanation:

the sum of the interior angles of a quadrilateral is 360°.

The fourth angle = 360° - 100° - 120° - 80° = 60°

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The distribution of individual incomes in the United States is strongly skewed to the right. In 2013, the mean and median income
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Answer:

The mean would be $322,343 and the median would be $196,723.

Step-by-step explanation:

Since the distribution of individual incomes is skewed to the right, it means that the distribution has a long right tail.

Drawing a distribution with this characteristic, we can see how the majority of the data falls into the left side of the graphic, meaning that a lot of people receive less income. Following this reasoning, the mean which is the amount of the data (in this case individual income) divided by the amount of people, would be the higher number, meaning that the few people who earn more money would influence in making this number higher.

Following this reasoning, the median (which is not influenced by this difference) would be the less high number.

5 0
4 years ago
33. Due to some error in a weighing scale, it shows the following reading when at rest (no weight is placed on it). Neerja measu
Komok [63]

Answer:

The traditional scale consists of two plates or bowls suspended at equal distances from a fulcrum. One plate holds an object of unknown mass (or weight), while known masses are added to the other plate until static equilibrium is achieved and the plates level off, which happens when the masses on the two plates are equal. The perfect scale rests at neutral. A

5 0
2 years ago
8 sisters share 3 egg rolls equally how much does each get?
UkoKoshka [18]
There are 3 egg rolls divide evenly to 8 sisters for 1 egg roll each sister would receive 1/8 since there are 3 egg rolls multiply 1/8 x 3 each sister will get 3/8 of an egg roll hope this helps
7 0
3 years ago
Read 2 more answers
A circle with radius of \greenD{3\,\text{cm}}3cmstart color #1fab54, 3, start text, c, m, end text, end color #1fab54 sits insid
Zolol [24]

Answer:

The area of the shaded region is 125.664 square centimetre

Step-by-step explanation:

Area of the shaded region  =  area of the circle with radius 7 cm - area of the circle with  radius 3 cm----------------(1)

<u>Step 1:  Finding the area of the circle with radius 7 cm</u>

Area of the circle A = \pi r^2

On substituting the value of the radius, we get

Area of the circle A =\pi(7)^2

Area of the circle A = 49 \pi square centimetre----------------(2)

<u>Step 2:  Finding the area of the circle with radius 3 cm</u>

Area of the circle a = \pi r^2

On substituting the value of the radius, we get

Area of the circle a  = \pi (3)^2

Area of the circle a  = 9 \pi square centimetre ----------------(3)

<u>Step 3:  Finding the area of the shaded region</u>

Area of the shaded region  = 49 \pi - 9\pi

= 40 \pi

= 125.664 square centimetre

6 0
3 years ago
Show that 64 can be written as either 2^6 or 4^3​
lord [1]

Answer:

Step-by-step explanation:

2^6 because

2 times 2 times 2 times 2 times 2 times 2 is 64

2 times 2 is 4 times 2 is 8 times 2 is 16 times 2 is 32 times 2 is 64

8 0
3 years ago
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