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UkoKoshka [18]
3 years ago
14

Find the area of this trapezoid. Be sure to include the correct unit in your answer.

Mathematics
1 answer:
Lilit [14]3 years ago
5 0

Answer:

The area of trapezoid is 48 m².

Step-by-step explanation:

You have to apply the area of trapezoid formula, A = 1/2×(a+b)×h where a and b represents the length and h is the height :

area =  \frac{1}{2}  \times (a + b) \times h

let \: a = 3,b = 9,h = 8

area =  \frac{1}{2}  \times (3 + 9) \times 8

area =  \frac{1}{2}  \times 12 \times 8

area = 48 \:  {m}^{2}

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Question 6 of 6
Bezzdna [24]

\huge \boxed { \sf \: Answer}

We have to use the formula:

(ab) ^{n}  =  {a}^{n}  {b}^{n}

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(5 \times 9) ^{12}  \\  =  {5}^{12} . 9^{12}

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If you have any query, feel free to ask.

6 0
2 years ago
At store A, 3 pounds of apples cost $12. At store B, the cost is given by y = 2 x where y is the cost in dollars and x is the nu
Elina [12.6K]

Answer:

The unit price is the cost per unit of an item or the cost/price for each item.

1) 4$ per pound. By simplifying the proportion (constant ratio) between the cost, and the pounds of apples. 3 pounds of apples cost 12$ → 3/3 pounds of apples cost 12/3$ → 4 dollars for every pound.

2) 2$ per pound. By evaluating the rate of change (change in the y over x or dependent variable over independent) in the equation: y = 2x. y is the cost in dollars, and x is the pounds of apples. So there are 2 pounds (weight) of apples for every dollar.

3) 3$ per pound. Given a graph with a y scaled by 3, and an x scaled by 1 with a graph y = x or 1 unit up for every unit right. This must be equivalent to y = 3x. Where y is labeled as the cost in dollars, and x as the weight in pounds. So there are 3 dollars for every pound of apples.

4) Store B. Because 2 is less than 3 which is less than 4.

Hope it helps, stay safe and tell me if me wrong! :D

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3 years ago
Solve for f: −5f=20<br> 30 POINTS TO SOMEONE WHO HELPS
zloy xaker [14]

Answer:

\huge\boxed{\sf f = -4}

Step-by-step explanation:

\sf -5f = 20\\\\Dividing\ both\ sides\ by\ -5\\\\\frac{-5f}{-5} = \frac{20}{-5} \\\\f = -4

\rule[225]{225}{2}

Hope this helped!

<h2>~AnonymousHelper1807</h2>
7 0
3 years ago
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