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3241004551 [841]
3 years ago
15

A rotation is a isometry that ?

Mathematics
1 answer:
Degger [83]3 years ago
7 0
Rotation is to rotate a figure but doesn't change the shape or size flips the shape
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What is two plus two
Vinil7 [7]

Answer:4

Step-by-step explanation:

two plus two is equivalent to 2 + 2=4

7 0
3 years ago
Angle Number<br> Measure<br> 1<br> 2<br> 13<br> 1<br> 1267<br> 2<br> 3
Serggg [28]

Answer:

∠1=54°

∠2=54°

∠3 = 126°

Step-by-step explanation:

We need to find ∠1, 2 and 3

Since a traversal cut parallel lines we would use supplementary angles , congruent angles rules to solve the problem.

Angle 1 and 126 are supplementary angles.

They add up to make 180

So, ∠1 + 126 = 180

∠1 = 180-126

∠1 =54

We get ∠1=54°

Now, ∠1 ≅ ∠2, because they are corresponding angles and if traversal cut parallel lines, corresponding angles are congruent.

So ∠1 ≅ ∠2 therefore, ∠2=54°

Now, for finding measure for ∠3, we know that 126 and ∠4 are corresponding angles and corresponding angles are congruent.

So, ∠4 = 126°

We know that ∠3 and ∠4 are vertical angles.

And if traversal cut parallel lines, vertical angles angles are congruent.

So, ∠3 = 126°

8 0
3 years ago
Solve using the substitution method.<br><br><br><br> x + 2y = 9<br><br> x + 3y = 13
Rasek [7]

x + 2y = 9

x + 3y = 13

____________________________________________________________

Solve for x in the first equation. Subtract 2y from both sides.

x = 9 - 2y

____________________________________________________________

Plug x into the second equation.

(9 - 2y) + 3y = 13

Combine like terms.

9 + y = 13

Subtract 9 from both sides.

y = 4

____________________________________________________________

Plug y back into the first equation.

x + 2(4) = 9

x + 8 = 9

Subtract 8 from both sides.

x = 1

____________________________________________________________

x = 1

y = 4

6 0
3 years ago
A snack cart sells lemonade for $2 and hot dogs for $5. The vendor sold 86 items today for a total of $330.
Katen [24]

Answer:

(86 – h) + h = 86

Step-by-step explanation:

$70+$260= $330

34 lemonade + 52 hot dogs = 86 items = $330

With 34 lemonade + 52 hotdogs h= 52

(86 – h) + h = 86 = 86-52+52=86

7 0
3 years ago
Read 2 more answers
The Angle of depression from the top of the flagpole to an object on the ground it's 33° if the object is 60 feet from the base
N76 [4]

Answer:

The flag pole is 38.96 feet tall.

Step-by-step explanation:

The angle of depression from the top of the flagpole to an object on the ground is 33°.

The object is 60 feet from the base of the cliff.

We need to find the height of the flag pole.

Here, base, B = 60 feet

We know that,

\tan\theta=\dfrac{P}{B}

Put all the values to find P.

P=B\times \tan\theta\\\\P=60\times \tan(33)\\\\P=38.96\ ft

So, the flag pole is 38.96 feet tall.

6 0
3 years ago
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