2 years ago

Cho tam giác ABC cân tại A, góc A=36 độ, BC=1 cm, phân giác CD. Hãy tính cos góc A

Mathematics

1 answer:

vova2212 [387]2 years ago

7 0

Answer:

ummm is there like a graph or something

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(1,5) (7,13) (10,17) (7,13)

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1 year ago

PLEASEEEEE HELPPPPP!!!!

Dmitry_Shevchenko [17]

Step One

Find AM

Formula

AM = MN - AN

Givens

MN = 67.2

AN = 32

Solution

AM - 67,2 - 32

AM = 35.2

Step Two

Set up a solution

67.2/35.2 = 81.9/x Cross Muliply

67.2 * x = 81.9 * 35.2 Combine the right

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Step-by-step explanation:

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Answer:

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I hope this helps. If you have any more questions, please feel free to post them and someone will be able to help you, whether it's myself or others. Please leave a like, rating, and if possible, Brainliest. Have a great day!

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How do the perimeters of the rectangles compare?

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The answer is b good luck!!!

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