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arsen [322]
3 years ago
14

A triangle has sides 11 cm, 16 cm and 7 cm. the largest angles has size of x. calculate X. Round your answer to the nearest degr

ee.

Mathematics
1 answer:
marishachu [46]3 years ago
4 0

Answer:

124°

Step-by-step explanation:

cos X = (11²+7²-16²)/2(11)(7)

= (121+49-256)/154

= -86/154

= -0.5584

X = cos~¹ -0.5584 = 124°

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Answer:

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3 years ago
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3 years ago
How do you write 10 less than half a number as 27 as an equation
saul85 [17]
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3 years ago
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A TABLE SHOWS PARIS OF X- and y-
11Alexandr11 [23.1K]

Answer:

A

Step-by-step explanation:

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