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polet [3.4K]
2 years ago
13

Mr. Kramer's patio is in the shape of a trapezoid. The trapezoid and its dimensions are shown below. What is the area of the pat

io? A 144 square feet B 360 square feet C 315 square feet D 252 square feet
Mathematics
1 answer:
BigorU [14]2 years ago
5 0

Answer:

C 315

Step-by-step explanation:

(12 + 30) * 15/2 = 315

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Latoya has bought 30 pounds of dog food. She feeds her dog pounds for each meal. For how many meals will the food last?
svetlana [45]
Saying as there are 3 meals a day and there is 30 pounds of food and she feeds 1 pound a meal, the answer should be 30 meals
8 0
3 years ago
A and B are complementary. If B = 26°, what is the measure of A?
Talja [164]

Answer:

64°

Step-by-step explanation:

      When angles are complementary, they can be added together to equal 90°.

90° - 26° = 64°

           The measure of angle A is 64°.

8 0
2 years ago
A stew recipe calls for 3.75 pounds of meat. Jack wants to make 5 batches of stew. How many pounds of meat does he need?
suter [353]
You would take 3.75 • 5, which equals 18.75!
3 0
3 years ago
A study of one thousand teens found that the number of hours they spend on social networking sites each week is normally distrib
Svetradugi [14.3K]

Given:

Sample Mean <span>= 30<span>
Sample size </span><span><span><span>= 1000</span></span><span>
</span></span></span>Population Standard deviation or <span><span><span>σ<span>=2</span></span><span>
</span></span>Confidence interval </span><span>= 95%</span>

to compute for the confidence interval

Population Mean or <span>μ<span><span>= sample mean ± (</span>z×<span>SE</span>)</span></span>

<span><span>where:</span></span>

<span><span>SE</span>→</span> Standard Error

<span><span>SE</span>=<span>σ<span>√n</span>= 30</span></span>√1000=0.9486

Critical Value of z for 95% confidence interval <span>=1.96</span>

<span>μ<span>=30±<span>(1.96×0.9486)</span></span><span>
</span></span><span>μ<span>=30±1.8594</span></span>

Upper Limit

<span>μ <span>= 30 + 1.8594 = 31.8594</span></span>

Lower Limit

<span>μ <span>= 30 − 1.8594 = <span>28.1406</span></span></span>

<span><span><span>
</span></span></span>

<span><span><span>answer: 28.1406<u<31.8594</span></span></span>

3 0
3 years ago
Use an integer to represent 15 feet and below sea level
Vitek1552 [10]

Answer:

-15 would be the answer because if it's below sea level it would have a negative sign in front of 15

Step-by-step explanation:

5 0
1 year ago
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