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UNO [17]
2 years ago
8

Can someone pls help and ty

Mathematics
2 answers:
IgorC [24]2 years ago
7 0

Answer:

16.3

Step-by-step explanation:

I'm assuming side a is the hypotenuse.

Cosine rule is a=\sqrt{a^{2} +b^{2}-2ab*cosC }

so \sqrt{10^{2}+8^{2} -2*10*8*cos130} = 16.33542217

The attached picture is a diagram if you are confused

The labelling of the sides doesn't matter as long as the unknown side is c

SOVA2 [1]2 years ago
4 0

Answer:

well its obtuse and obtuse triangles are more than a right angle or should i say not 90* degrees

Step-by-step explanation:

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geniusboy [140]

Answer:

-7

Step-by-step explanation:

4 0
3 years ago
What is 3 - 1 x 4 pls answer need help with this I’m getting -1 and 8
MatroZZZ [7]

Answer: -1

Step-by-step explanation:

Considering order of operations, multiplication takes a higher precedent than subtraction. Therefore, you do the multiplication first.

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7 0
1 year ago
Read 2 more answers
How do i solve 7/11 = 18/x+1
Elanso [62]
Solve for x by cross multiplying

Exact form: x= 191/7

Decimal form :x=27.28571428

Mixed number form:x=27 2/7

5 0
2 years ago
Plz answer below 38 pts and will mkae u brainliest.
mestny [16]

Answer:

Question 1: She needs 12 blue beads and 48 black beads.

Question 2: She needs 10 blue beads and 25 black beads.

Step-by-step explanation:

I used ratios

question one's ratio is 3:12 and the second one's ratio is 4:10. If you keep that ratio consistent than those are the numbers you get based on the number of beads long she wants her necklace.

that's my best guess

7 0
3 years ago
If an employee notices that a bucket with sanitizing water is becoming dirt, he/she should ___.
ehidna [41]
This is pretty much a "common sense" question.  It'd be best to get rid of the dirty sanitizing water and start fresh; in other words, he should change (throw out) the dirty water and make a fresh sanitizer.

By the way, this is the Math section; next time, please choose a different section more suited to your questions.
7 0
3 years ago
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