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Pepsi [2]
3 years ago
12

Explain the Mistake

Mathematics
1 answer:
Nookie1986 [14]3 years ago
4 0

Answer:

Step-by-step explanation:

The two given angles are vertically opposite -- one opposite the other.

Vertically opposite angles are equal

5x = 100               Divide by 5

5x/5 = 100/5

x = 20

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For what real values of does the quadratic 12x^2+kx+27=0 have nonreal roots
bija089 [108]

Answer:

k<±36

Step-by-step explanation:

Δ<0 (no real roots)

b²-4ac<0

k²-4x12x27<0

k²-1296<0

k²<1296

k<±36

3 0
3 years ago
What is the volume of the prism
almond37 [142]

The volume of a rectangular prism or cube is: Length × Width × Height

In this case,

- the length of the prism is 2 feet

- the width of the prism is 1.5 feet

- the height of the prism is 1.5 feet

Multiply the above to find the volume: 2 × 1.5 × 1.5 = 4.5 ft³

Keep in mind that volume is represented in cubic units!

4 0
3 years ago
Read 2 more answers
Express 4 4/9 as an improper fraction. Example please.
miskamm [114]
Simple...

you have: 4 \frac{4}{9}

To make this into an improper fraction-->>

1.) Multiply whole number by denominator

2.)Add the number you got plus the numerator

3.) Use the original denominator to finish your improper fraction

Example: 4\frac{4}{9}

4*9=36

36+4=40

\frac{40}{9}

Thus, your answer.
3 0
3 years ago
A middle school counselor randomly sampled students about their favorite subjects. Suppose an 8th grade student from the school
NISA [10]

Answer: B

Step-by-step explanation:

68 divided by 204 gives you 0.33 so round to nearest tenth and and go to 0.31 and then convert to percent and you have 31%

7 0
3 years ago
A piece of wire bent to form a square of area 121cm2 . Calculate
Daniel [21]
ANSWER: 11cm

Square root of 121 is 11

So
A= L x W
A = 11 x 11
A = 121 cam 2

8 0
3 years ago
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