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olasank [31]
2 years ago
13

30 points to anyone who solves this

Mathematics
1 answer:
shtirl [24]2 years ago
8 0

Answer:

Step-by-step explanation:

cos R = adj/hyp

R = cos⁻¹(9/10) = 25.8419327... ≈ 25.8°

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If 5 liters cost $2.50, then how much would it cost for 9 liters?
damaskus [11]

5:$2.50

9:?

divide 5 by both sides cause you wanna see how much is 1 liter so you can multiply that with 9.

5 divided by 5 is 1.

$2.50 divided by 5 is $0.50

1:$0.50

each liter costs  $0.50

Multiply $0.50 with 9 and that is $4.50

the answer is $4.50

8 0
3 years ago
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Line ab perpendicular to line MN how many right angles are formed where the two meet
iren [92.7K]
Just think about it
right angles are the very definition of perpendicular
how many right angles in a full rotation? 4

answer is 4
4 0
2 years ago
A costume designer needs to make 12 costumes for the school play. Each costume requires 223 yards of fabric. How many yards of f
lawyer [7]

Answer:

2676 yards

Step-by-step explanation:

12*223 is 2676

if each costume requires 223 yards then all you do is multiply the numbers

3 0
2 years ago
What is the answer to this?
ra1l [238]
The answer to your question is = 184
5 0
2 years ago
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Joe's new car travel 418 miles on 16 gallons of gas find the unit rate in miles per gallon show your work I will Mark brainiest
seraphim [82]
To find the unit rate, divide total miles by number of gallons:

418 miles  / 16 gallons = 26.125 miles per gallon
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5 0
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