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swat32
3 years ago
11

Item 20The width of a rectangular room is 60% of its length. The length of the room is 10 feet. What is the area of the room?

Mathematics
1 answer:
AnnZ [28]3 years ago
4 0
60% of 10 is 6, so 10x6 is the area which is 60ft^2

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If​ f(x) is defined as​ follows,
Phantasy [73]

Answer:  The required values are

f(-2) = 120, f(0) = 64  and  f(1) = 84.

Step-by-step explanation:  We are given the following function f(x) :

f(x)=16x^2+4x+64~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(i)

We are to find the values of the following :

(a)~f(-2),\\\\(b)~f(0),\\\\(c)~f(1).

To find the values of the function at the given points, we need to substitute the corresponding values of x in equation (i).

Substituting x = -2 in equation (i), we get

f(-2)=16\times(-2)^2+4\times(-2)+64=64-8+64=120.

Substituting x = 0 in equation (i), we get

f(0)=16\times0^2+4\times0+64=0+0+64=64.

Substituting x = 1 in equation (i), we get

f(1)=16\times1^2+4\times1+64=16+4+64=84.

Thus, the required values are

f(-2) = 120, f(0) = 64  and  f(1) = 84.

5 0
3 years ago
Rob and Mike are selling cookie dough
SpyIntel [72]

The cost of one package of white chocolate chip cookie is $9 while the cost of one package of oatmeal cookie dough is $14.

<h3>What is an equation?</h3>

An equation is an expression used to show the relationship between two or more numbers and variables.

Let x represent the cost of white chocolate chip and y represent the cost of oatmeal dough, hence:

12x + 6y = 192   (1)

Also:

6x + 12y = 222    (2)

From both equations:

x = 9, y = 14

The cost of one package of white chocolate chip cookie is $9 while the cost of one package of oatmeal cookie dough is $14.

Find out more on equation at: brainly.com/question/2972832

3 0
1 year ago
Plz help which one is not a chord
kaheart [24]

Answer:

Line FN.

Step-by-step explanation:

A chord is a line whose endpoints both lie on the circle.

All the other lines' endpoints are on the circle.

In line FN, point N is on the circle but point F is not.

This makes line FN not a chord.

7 0
3 years ago
Using the following diagram below, please answer the following:
Colt1911 [192]
The radius of the circle is 15 cm,
The diameter of the circle is 30 cm,
The circumference of the circle is 94.248 cm,
The area of the circle is 706.86 cm^2

The radius is given in the diagram as half the circle, which is 15 cm.

The diameter is double the radius because the diameter measures the circle from edge to edge, so 15•2=30 cm.

The circumference of the circle is 2•3.14•r=C,
2•3.14=6.28, 6.28•15= 94.248 cm.

The area of the circle is 3.14•r^2, so the radius squared is 225 (15•15) and 225•3.14=706.86 cm squared :)
7 0
2 years ago
Joseph drove to Carly's house for dinner. He was away from his house for 2 hours. He spent 50 minutes at Carly's house. Driving
kolezko [41]

Answer:

I'd say about 30 minutes away

Step-by-step explanation:

8 0
3 years ago
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