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Basile [38]
3 years ago
9

Which of the following equals cos 80° ? A. sin 100° B. sin 20° C. sin 10° D. sin 80°

Mathematics
1 answer:
Rzqust [24]3 years ago
3 0

Answer:

C

Step-by-step explanation:

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A furniture store purchased a sofa for $400. The store set the retail price at a 50% markup. When Karen purchases the sofa, she
andre [41]

Answer:

$648.

Step-by-step explanation:

$400+50% = $600

$600+8%=$648

6 0
4 years ago
What are the answer and how do i solve it
Shkiper50 [21]
I'll answer 3 of these questions. 
For future notice, make sure to limit yourself to asking at most, 3 individual questions per question. :)

1) r/10+4=5
Subtract both sides by 4.
(r/10+4)-4=(5)-4
r/10=1
Multiply both sides by 10.
(r/10)*10=(1)*10
r=10

2) n/2+5=3
Subtract 5 from both sides.
(n/2+5)-5=(3)-5
n/2=-2
Multiply both sides by 2.
(n/2)*2=(-2)*2
n=-4

3) 3p-2=-29
Add 2 to both sides.
(3p-2)+2=(-29)+2
3p=-27
Divide both sides by 3.
(3p)/3=(-27)/3
p=-9

Hope this helps.
-Benjamin


4 0
4 years ago
-4xy if x is 4 and y is -5
Mars2501 [29]

Answer:

-5

Step-by-step explanation:

-4xy

-4+4-5

-5

Hope this helped! :)

P.S. You might wanna practice PEDMAS for it is in this equation. ;)

7 0
3 years ago
A park has a rectangular field, and pool that are similar in shape. Each dimension of the field is 8.2 times the corresponding d
nordsb [41]
I believe the answer is c
6 0
3 years ago
Read 2 more answers
Find the areas of a 16-inch pizza and a 12-inch pizza how many times larger is the 16-inch pizza? Explain
Scorpion4ik [409]

Answer: I think your answer is A. 1.8

Step-by-step explanation:

Not 100% sure but 90% though

<em>I HOPE THIS HELPS</em>  sorry if its wrong

6 0
4 years ago
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