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Iteru [2.4K]
3 years ago
13

ABCD is a trapezium. Calculate the area of ABCD

Mathematics
1 answer:
son4ous [18]3 years ago
5 0

Answer:

87.5

Step-by-step explanation:

A = base1 + base2/ 2 * h

A = 10 + 15/2 * 7 = 87.5

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The ratio of tickets sold to see the incredible musical wicked to tickets sold to see Cats is 11 to 7 if there were 2700 total t
tia_tia [17]
Use algebra to set up 2 equations.

Assign c as number of tickets for CATS and w for number of tickets of WICKED

c + w = 2700

c / w = 7 / 11

Then solve for one of them in the first equation

c = 2700 - w

Then put this value for c into the 2nd equation

(2700 - w) / w = 7 / 11

Now cross multiply the numerator by denominator of both numerator and denominator pairs

7w = 11 x (2700 - w)
7w = 29700 - 11w

Now solve for w

7w = 26700 - 11w

Add +11w to both sides

18w = 29700

Now divide by 18 on both sides

w = 1650

Then c is the remainder of that ... 2700 - 1650 = 1050

You can also check because 7 / 11 = 1050 / 1650



8 0
3 years ago
dexamethasone 4 mg/1 ml is available. the MD orders 6000 mcg. how much will the nurse give? (Round to the tenth)​
aleksley [76]

Answer:

  1.5 mL

Step-by-step explanation:

The abbreviation mcg stands for "microgram," or 10^-6 grams. The abbreviation mg stands for "milligram," or 10^-3 grams. The relationship between these is ...

  1 mg = 1000 mcg

<h3>Dose</h3>

The order for 6000 mcg is an order for 6(1000 mcg) = 6(1 mg) = 6 mg. At 4 mg/mL, the quantity of dexamethasone required is ...

  (6 mg)/(4 mg/mL) = (6/4) mL = 1.5 mL

The nurse will give 1.5 milliliters of dexamethasone.

4 0
2 years ago
Hank and his two friends are attending a concert. They purchase tickets and parking for a total of 129.00 they decide to split i
Irina-Kira [14]

Answer:

$43.00

Step-by-step explanation:

$129.00 / 3=$43.00

3 0
3 years ago
Keith had 694 green,yellow and blue marbles.He had 3 times as many blue marbles as yellow marbles. there were 90fewer green than
nikdorinn [45]

Answer:

336 blue marbles

Step-by-step explanation:

694= x+3x+3x-90

694=7x-90

784=7x

x=112

3x=336

3x-90=246

6 0
3 years ago
What is the degree of the power function represented in the table
DiKsa [7]

Answer:

2

Step-by-step explanation:

We need to plot the points in a graph and see the general shape of the curve.

<em>Attached is the graph.</em>

<em />

This Upside Down "U" shaped curve is that of a parabola, which has the general form

ax^2 + bx + c

Thus, we see, the function is a 2nd degree function, highest power is 2.

<em />

7 0
3 years ago
Read 2 more answers
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