1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
garik1379 [7]
3 years ago
7

An exterior angle of a regular polygon is seven times its interior angle.

Mathematics
1 answer:
netineya [11]3 years ago
3 0

Answer:

22.5°

Step-by-step explanation:

The sum of the interior and exterior angles of a regular polygon is 180°

ext + int = 180°

7 int + int = 180°

8 int = 180° ( divide both sides by 8 )

int = 22.5°

You might be interested in
A school district had four elementary schools to start the year. North Elementary School had 1,200 students, East Elementary Sch
kobusy [5.1K]

Answer:

C

Step-by-step explanation:

Add all the schools together, then divide by 5

5805/5

6 0
3 years ago
Read 2 more answers
7th grade math help me plzzzz
siniylev [52]

Answer:

17 degrees

Step-by-step explanation:

So to find the answer you need to subtract. If the temp went down 22.1 degrees and it is -5.1 degrees you will subtract 22.1 - 5.1. This equals 17 degrees. You know the answer is correct because you can check your answer by adding: 5.1 + 17 = 22.1. We are disregarding the negative sign.

6 0
3 years ago
Lily is a lilypad in a small pond. Lily doubles in size each day. On the 20th day she covers the whole pond. On what day was Lil
svetoff [14.1K]

Answer:

19th day

Step-by-step explanation:

So say Lily was 1 when Lily was planted

First day Lily is 2

Second day Lily is 4

Third day Lily is 8

etc...

See the pattern?

The pattern is 2^x

On the 20th day, Lily was 2^20

So when Lily was half, Lily was 2^20 / 2

2^x = 2^20 / 2

2^x = 2^19

On the 19th day, Lily was half.

8 0
3 years ago
Simplify: 3/5x + x<br> Where 3 over 5 x plus x
hoa [83]
3/(5x) + x = 3/(5x) + x/1 * (5x)/(5x)
= 3/(5x) + 5x²/5x
= (3+5x²) / 5x
4 0
3 years ago
Read 2 more answers
A circle has a radius of 8 cm, what is the diameter?
spin [16.1K]

Answer: 16cm

Step-by-step explanation:

The radius is half of the diameter so you would have to double the radius.

8 0
3 years ago
Read 2 more answers
Other questions:
  • Find 2 integers whose sum is -7 and whose product is 1.2
    11·1 answer
  • Thomas brings over 1/2 of his marble collection. He divides these marbles equally among 3 friends. What fraction of Thomas's ent
    7·1 answer
  • How many times can 3 go into 6.
    9·2 answers
  • Jeremy walks into a video arcade with a pocketful of quarters. He spends them at a rate of four every quarter hour until he runs
    5·2 answers
  • What is the measure of angle A in the triangle below?
    15·1 answer
  • Estimate by clustering: 56.9, 63.2, 59.3, 61.1<br> A. 240.0<br> B. 225.0<br> C. 200.0<br> D. 250.0
    11·2 answers
  • May somebody help me with this (its a screenshot)
    8·1 answer
  • I need to find how many solutions does the system have. ​
    10·1 answer
  • 8.4.9 On or off the line &amp; Practice Problems
    12·1 answer
  • Whoever answers this will get branlyest
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!