HELP I DONT UNDERSTAND!

Is this adjacent, vertical, linear, or complimentary?

Varvara68 [4.7K]

<h3>Answer: Adjacent</h3>

Adjacent angles share a common side. Think of two neighboring adjacent apartments that share a common wall.

4 0

2 years ago

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Please help im desperate

gogolik [260]

Answer:

m

∠

N

=

67

∘

,

and

,

m

∠

P

=

113

∘

.

Explanation:

By what is given,

m

∠

M

+

m

∠

N

=

90

∘

...

(

1

)

, and,

m

∠

N

+

m

∠

P

=

180

∘

...

.

(

2

)

Since,

m

∠

M

=

23

∘

, by (1), we get,

m

∠

N

=

90

∘

−

23

∘

=

67

∘

.

Using this in

(

2

)

, we get,

m

∠

P

=

180

∘

−

67

∘

=

113

∘

.

3 0

2 years ago

Add the numbers from 1 to 100 by following the same steps you used in 1.

oksano4ka [1.4K]

Summaation of a sequence

or see a smaller scale
from 1 to 10
notice
1+10=11
2+9=11
etc
5+6=11
10/2=5
there are 5 pairs
5*11=55

so

1 to 100
1+100=101
2+99=101
...
50+51=101

100/2=50
there ar 50 pairs
50 times 101=5050

the sum is 5050

3 0

3 years ago

How many four letter permutations can be formed from the first five letters of the alphabet?

Maru [420]

Answer: 120

<u>Step-by-step explanation:</u>

Permutation means that order matters.

$_nP_r = \dfrac{n!}{(n-r)!}\quad \text{where n is the total \# of items and r is the quantity chosen} \\\\\text{In the given problem, n = 5 and r = 4}\\\\\\_5P_4=\dfrac{5!}{(5-4)!} = \dfrac{5\times 4\times 3\times 2 \times 1}{1}=120$

8 0

3 years ago

3x^2+11x+6 in factor form

Novosadov [1.4K]

Answer: (3x+2)(x+3)

Step-by-step explanation: Factor by grouping.

I hope this helps you out.

8 0

4 years ago

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