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almond37 [142]
3 years ago
8

Quadrilateral ABCD is a square. What is the length of AC?

Mathematics
1 answer:
IRISSAK [1]3 years ago
3 0
The answer Is D. 22cm
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8th grade math, please help
Marrrta [24]

I can't tell what it wants to say in the first part, but I'll do A and B for you.

Because all triangle angles add to 180 degrees, you know that angle PMU is 180-21+35 which is 124.

So a) is 124 degrees

And for b) you take the straight line and you know its 180 degrees. Knowing that angle UMP adds up to 180 degrees when added to PMU which is 124, then you subtract 180 - 124

So b) is 56 degrees.

Hope this helps

Also I can help you with the first 4 if I can see the question.

6 0
3 years ago
Margie needs to know the square footage for the first floor of the condo her client wants to make an offer on. The kitchen is 10
rodikova [14]

Answer: the total square footage is

850 ft³

Step-by-step explanation:

The kitchen is 10 feet by 15 feet. This means that the volume of the kitchen would be

10 × 15 = 150 ft³

The living/dining combo is 20 feet by 25 feet. This means that the volume of the living/dining combo would be

20 × 25 = 500 ft³

The office and sunroom are each 10 feet by 10 feet. This means that the volume of the office would be

10 × 10 = 100 ft³

Also, the volume of the sunroom would be

10 × 10 = 100 ft³

Therefore, the total square footage is

150 + 500 + 100 + 100 = 850 ft³

3 0
3 years ago
Pls help
kap26 [50]

ANSWER

d. 661.9 {yd}^{2}

EXPLANATION

The area of the given triangle can be calculated using the formula,

Area= \frac{1}{2} bc \sin(A)

Where b=54yd , c=54yd,and A=27° is the included angle.

We plug in these values to get;

Area= \frac{1}{2}  \times 54 \times 54 \sin(27 \degree)

Area=661.9 {yd}^{2}

The correct answer is D.

4 0
4 years ago
Please help me with this question.
oksano4ka [1.4K]

Answer:

See below in bold.

Its the second choice.

Step-by-step explanation:

The  sides b and d are the legs of a 30-60-90 triangle so the sides are in the ratio 2 : 1 :√3   where 2 = the hypotenuse.  

Here the hypotenuse = 10. Therefore:

10 = 2*5, so d = 1/2 * 10 and b = √3*5.

d = 5 , b =  5√3.

Now a , b and c are also the sides of a 30-60-90 triangle and we know that b = 5√3.

So  a ( the hypotenuse = 2 * 5√3 = 10√3.

and c ( the longest leg) =  5√3 *  √3 = 15.

8 0
3 years ago
Find the selling price.<br> Cost to store: $50<br> Markup: 10%<br> The selling price is $
skad [1K]

Answer:

I'm pretty sure it's $5.00.

7 0
3 years ago
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