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netineya [11]
3 years ago
9

PLEASE HELP WILL GIVE BRAINLIEST!!!

Mathematics
1 answer:
Helga [31]3 years ago
7 0

Answer:

I think it's 31cm^2

Step-by-step explanation:

I don't know the units. sorry if this doesn't help but i hope this does.

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The area of a trapezoid is 60 square feet its height is 6 feet and one base is 12 feet.Find the number of feet in the other base
adell [148]
<h2>Greetings</h2>

Answer:

The other base is 8 feet.

Step-by-step explanation:

You need to recall the area of a trapezoid equation:

\frac{a + b}{2} * h

We need to work back, so we need to divide the area by 6:

60 ÷ 6 = \frac{a + b}{2} = 10

Then we need to multiply this by two to find a + b value:

10 x 2 = a + b

20 = a + b

Beause we know the value of a, which is 12, we can factor this in:

20 = 12 + b

Move the +12 over to the other side, making it a negative:

20 - 12 = b

8 = b

<h3>So the other base is 8 feet!</h3>
<h2>Hope this helps!</h2>
5 0
3 years ago
77. Find the greatest common factor (GCF) of the polynomial: 12x^4 + 8x^3 - 16x^2
Fed [463]

Answer:

4x^2

Step-by-step explanation:

The greatest common factor of 12, 8, and 16 can be no larger than the smallest difference between these numbers, which is 4. 4 is a factor of each number, so is the GCF of them.

The exponent of the greatest common factor of x^4, x^3, and x^2 can be no larger than the smallest of these exponents, which is 2. So, the GCF of the variable portion of the terms is x^2.

The product of the coefficient GCF and the variable GCF is ...

... 4x^2

5 0
3 years ago
1( below is the pre image dilate by a factor of 2
bonufazy [111]

Before:It's too short. Write at least 20 characters to explain it well.

After:It's too short. Write at least 20 characters to explain it well.

3 0
3 years ago
Find the sizes of unknow angles of this triangle​
Volgvan
<h2><u>Answer:</u></h2>

To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.

4 0
2 years ago
A school choir needs to make T-shirts for its 75 members and has set aside some money in their budget to pay for them. The membe
Mama L [17]

Answer:

3(75) + 50C

Step-by-step explanation:

Suppose a school needs to make T-shirts for its 75 members and the ordered printing company charges $3er shirt. This implies that the total amount that will be paid for the shirt without being a colored printing will be :

3(75) ----- Let that be  equation (1)

If a school choir needs to make T Shirts for its 75 members and the printing company charges $3 per shirt, the total amount paid for shirts without coloured printing will be $3 * 75 = 3(75) ... 1

However, if the ordered printing company charges a $50 fee for each color to be printed on the shirts, therefore, the total number of colors on the shirt will cost $50C  --- Let that be equation (2)

here, C represents the total amount of colors in the number of T-shirts

Therefore, the equation showing the relationship between the number of T-shirts ordered and the number of colors can be expressed as the summation of the above two equations:

=  3(75) + 50C

6 0
3 years ago
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