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Nuetrik [128]
3 years ago
10

Find x? Nnnnnnnnnnnnnnnnnnnnnnn

Mathematics
1 answer:
coldgirl [10]3 years ago
6 0
Cos(x) = 32/40 = 0.8   ⇒  x ≈ 37°
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A cube has a face area of 64 square centimeters. what is the volume of the cube?
fredd [130]
The face of one side of a cube is a square shape. The formula for the area of a square
A=s²     where s=side length
plug in the data we know
64cm²=s²
√64cm²=s
8cm=s

The side length on the cube is 8cm

The formula for the volume of a cube is

V=s³    where s=side length
plug in the data that we know
V=8³
V=512cm³
3 0
3 years ago
Read 2 more answers
.A square field has a side 30m. Find the cost of fencing its four sides at Rs. 10 per metre​
Ratling [72]

Answer:

1,200

Step-by-step explanation:

So first we need to find the perimeter

P=30+30+30+30\\\\P=120

so it costs 10 per meter

120\times 10=1,200

7 0
3 years ago
Solve for x: x + 8 = -3 show work please
nirvana33 [79]

Answer:

-11

Step-by-step explanation:

X + 8 = -3

x = -11

11-8

3

-11 - 8 = -3

6 0
3 years ago
Read 2 more answers
in a box of doughnuts, 4/7 of the doughnuts are chocolate and the rest are filled with jam. what is the ratio of chocolate dough
Lina20 [59]
The answer to the question is 4:3
6 0
3 years ago
[LOOK AT THE PICTURE URGENT]
zhenek [66]

Answer:B

Step-by-step explanation:if it's a negative 3/4x then in be there is a -4 and there is a -7 so we can do -7 -4 but 4 is a negative so it turns into a positive so it's _

-7+4 and it become a smaller negative so -7+4 = -3. So it has to be B. Hope this gets brainliest

5 0
3 years ago
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