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ICE Princess25 [194]
3 years ago
5

3 x {(300 - 70 ÷ 5) - [3 x 23 - (8 - 2 x 3)]} A.657 B.2433 C. -843

Mathematics
1 answer:
Liula [17]3 years ago
5 0

Answer:

657

Step-by-step explanation:

pemdas

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Given angle D= 60 degrees, determine the PERIMETER of triangle ABC.
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Answer:

15*(1+root(3))

Step-by-step explanation:

BD=5, BC=5*root(3), you can find it by using trigonometry.

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AC^2=300, AC=10*root(3)

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Perimeter of ABC is AB+BC+CA=15+5*root(3)+10*root(3).

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2 years ago
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Jarvis works in a garage £6 an hour. If he works on Saturday, he is paid time and a quarter. If he works on Sunday, he is paid t
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3 years ago
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