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iren [92.7K]
3 years ago
6

NEED HELP!!! 20 POINTS WILL MARK BRAINLIEST

Mathematics
1 answer:
Margarita [4]3 years ago
5 0
We use the formula  Area = 1/2 bc sin A  = 1/2 * 2 *  √2 * sin 60

A =   √2 * √3  / 2

     =  √6/ 2  (answer)
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Please Help me with this question
Olegator [25]

Answer:

look up mixed numbers calculator by calculator soup, and then you can find all of your answers! Its an amazing website! good luck (:

Step-by-step explanation:

5 0
2 years ago
Ab - bc+ ac, bc - ca+ ab, ca - ab-2bc
BabaBlast [244]

Answer:

ab-2bc+ca

Step-by-step explanation:

Complete question is given below

Add:-

ab-bc+ac,bc-ca+ab,ca-ab-2bc

We have to find the result after addition

Now, adding all expression

We get

ab-bc+ac+bc-ca+ab+ca-ab-2bc

Combine like terms then, we get

(ab+ab-ab)+(bc-bc-2bc)+(ac-ca+ca)

ab-2bc+ca

Hence,ab-bc+ac+bc-ca+ab+ca-ab-2bc=ab-2bc+ca

3 0
3 years ago
Find the circumference of a circle that has an area of 452.16 square meters. (Use 3.1416 as the value of π.)
boyakko [2]
452.16 = 3.1416 r^2
r^2 = 452.16  /  3.1416
r^2 = 143.93
r = 11.997

C = 2 (3.1416) (12) =75.38 m
3 0
3 years ago
How do you factor -x^4-5x^2+6
Gekata [30.6K]
(-x-1)(x-1)(x^2+6) 
distribute from there i think? 
math papa website can help with this... im not that good at math

7 0
3 years ago
Felipe earns $9 per hour for helping his grandmother with her yard work. Write and solve a multiplication equation to find how m
finlep [7]

Answer:

Felipe work for 6 hours to earn $54

Step-by-step explanation:

I guess I was help full for u

plz follow me for more updates

4 0
3 years ago
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