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german
3 years ago
9

3) Calculate the area of the entire triangle below. Show your work * 22 31 8

Mathematics
1 answer:
dalvyx [7]3 years ago
4 0

Answer:

a = 1/2 (b) (h)

Step-by-step explanation:

Use Pythagorean theorem for sub triangle on the left: 8^2 + h^2 = 22^2

Use Pythagorean again for sub triangle on the right: x^2 + h^2= 31^2

Find your base: 8+x=b

Find entire area: a = 1/2 (b) (h)

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398•0=0 name the property
anastassius [24]
The zero property of multiplication
4 0
3 years ago
Mind says Paint cost $29.95 per gallon nikki needs 3,6 gallons to complete the paint project please tell me the answer
BaLLatris [955]

Answer: \$107.82

Step-by-step explanation:

Given

The cost of paint is \$29.95\text{per gallon}

Nikki need 3.6 gallons of paint

So, the cost of the paint is the product of the rate and volume of paint

Put the values

\Rightarrow 3.6\times 29.95=\$107.82

6 0
3 years ago
A car salesman will make $1400 salary this month and will earn an extra $500 each time he sells a car. Write an equation for the
scZoUnD [109]

Given:

Fixed salary = $1400

Additional salary = $500 each time he sells a car.

To find:

The equation for the situation and how much money he will make if he sells 7 cars.​

Solution:

Let y be the total salary of the salesman after selling x cars.

He will earn an extra $500 each time he sells a car. So, extra money earned by him after selling x cars is 500x.

Total salary = Fixed salary + Additional salary

y=1400+500x

Substituting x=7, we get

y=1400+500(7)

y=1400+3500

y=4900

Therefore, the required equation for the given situation is y=1400+500x and the salesman will earn $4900 if he sells 7 cars.​

3 0
3 years ago
Bradley has ordered a steak from the meat market that weighs 1 5/8 pounds. There is a bone in the steak that weighs 7/8 of a pou
KonstantinChe [14]

Answer:

3/4

Step-by-step explanation:

the bone and the steak weigh = 1 5/8 pounds

The bone weighs 7/8

The meat weighs = 15/8 - 7/8

Converting 1 5/8 to an improper fraction gives 13/8

13/8 - 7/8 = 6/8 = 3/4

6 0
3 years ago
Which expression results in a rational number?
Elodia [21]

Answer:

4

the fourth expression is a rational

8 0
3 years ago
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