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nlexa [21]
2 years ago
11

25 students in class A did a science exam.

Mathematics
1 answer:
lina2011 [118]2 years ago
4 0

Answer:

class B

Step-by-step explanation:

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Eva's new bunny weighted 1 7/8 pounds when she first got him 4 weeks ago. Now he weighs 2 1/4 pounds. How much weight has Eva's
Serggg [28]

Answer: Eva's dog actually gained 3/8 pounds ( 0.375pounds)

Step-by-step explanation:

Step 1

Given that

old weight = 1 7/8  pounds

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weight gained = New weight - Old weight

Step 2

 weight gained = New weight - Old weight

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4 0
2 years ago
DESPERATE FOR EXPLANATION PLEASE HELP
Hitman42 [59]

This one is the Law of Sines again.


The Law of Sines relies on the standard labeling of triangle ABC with vertices A, B, and C and respective opposite sides of a, b and c. Then


\dfrac{a}{\sin A} = \dfrac{b}{\sin B} = \dfrac{c}{\sin C}


Here we have A=150 degrees (opposite side a), b= 10 cm and B = 12 degrees. We seek a.


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\dfrac{a}{\sin A} = \dfrac{b}{\sin B}


a = \dfrac{b \sin A }{\sin B}


a = \dfrac{10 \sin 150}{\sin 12} \approx 28.0


7 0
2 years ago
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