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aalyn [17]
3 years ago
9

You want to sell triangular kites. Each kite will have a base of 4 feet and a height of 3 feet. Cloth for the kites costs $0.52 

per square foot. How much does the cloth for 1 kite cost?​
Mathematics
2 answers:
liberstina [14]3 years ago
8 0

Step-by-step explanation:

Square feet refer to the area of the triangle. Using the area formula (1/2bh), the area is calculated to be 4.375 square feet. If each square foot costs $.40 to make, then the correct process is to multiply 4.375 by .40, making the correct answer $1.75.

Yuliya22 [10]3 years ago
3 0

Answer:

$3.12

Step-by-step explanation:

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sasho [114]

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A. 3x^2 + 4x + 1

Step-by-step explanation:

A is the correct answer because there are three terms within the trinomial

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A scale factor of 2 is used to enlarge a figure as shown below. A rectangle with an area of 18 inches squared. How many square i
qwelly [4]

Answer:

36

Step-by-step explanation: All you have to do is multipy the area of the original figure by the scale factor. (18 times 2) which is 36.

You're welcome <3

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dedylja [7]

Answer: 19.8x - 11.1y

Step-by-step explanation: you’re welcome:)

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4 0
2 years ago
Dana saved 450 for food for her upcoming vacation. The breakfast was included with their hotel, but lunch and dinner are not. Wh
zzz [600]

Answer:

10d + 40r \leq 450

Step-by-step explanation:

Given

Savings = 450

Dana\ Cooks, d = 10

Restaurant, r = 40

Required

Represent this as an inequality

When Dana cooks;

Cost\ per\ meal = 10

Cost\ per\ d\ meals = d * 10

Cost\ per\ d\ meals = 10d

At Restaurant

Cost\ per\ meal = 40

Cost\ per\ r\ meals = 40 * r

Cost\ per\ r\ meals = 40 r

Add these two results:

Result = 10d + 40r

<em>To represent as an inequality, the above result must be less than or equal to Dana's total savings</em>

i.e.

10d + 40r \leq 450

3 0
3 years ago
At an outpatient mental health clinic, appointment cancellations occur at a mean rate of 1.5 per day on a typical Wednesday. Let
Kamila [148]

Answer:

a) Cancellations are independent and similar to arrivals.

b) 22.31% probability that no cancellations will occur on a particular Wednesday

Step-by-step explanation:

In a Poisson distribution, the probability that X represents the number of successes of a random variable is given by the following formula:

P(X = x) = \frac{e^{-\mu}*\mu^{x}}{(x)!}

In which

x is the number of sucesses

e = 2.71828 is the Euler number

\mu is the mean in the given time interval.

Mean rate of 1.5 per day on a typical Wednesday.

This means that \mu = 1.5

(a) Justify the use of the Poisson model.

Each wednesday is independent of each other, and each wednesday has the same mean number of cancellations.

So the answer is:

Cancellations are independent and similar to arrivals.

(b) What is the probability that no cancellations will occur on a particular Wednesday

This is P(X = 0).

P(X = x) = \frac{e^{-\mu}*\mu^{x}}{(x)!}

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22.31% probability that no cancellations will occur on a particular Wednesday

5 0
3 years ago
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