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
nalin [4]
4 years ago
12

Find the sum of the measures of the interior angles of the indicated convex polygon 21-gon

Mathematics
1 answer:
Anna35 [415]4 years ago
3 0
Sum of all interior angles on a polygon is 

180( n - 2)     n = number of sides in the polygon.

now, this one is is a 21-gon, thus the sum is 180( 21 - 2).
You might be interested in
Pls help with math fast !!
Nutka1998 [239]

Answer:

1 would: You dont have to pay anything because 80% of 750 is $150 which you also have to deduct $150 so you dont pay anything.

2: 90% of $575 is $517 so 58 dollars would be deducted.

Hope this helps:)

7 0
3 years ago
What is the slope of the line represented by the equation y = – 2/3- 5x?
saveliy_v [14]
-5 i think.....................
4 0
4 years ago
Read 2 more answers
Ethan can blow 15 balloons in 20 minutes Junwei can blow 18 balloons in 25 minutes and vishal can blow 16 balloons in 21 minutes
monitta

Answer:

ethan blows fastest

Step-by-step explanation:

5 0
3 years ago
Translation of a 2D shape..<br> Due in tomorrow, please help! Xx
bazaltina [42]
(5,7) (5,4) (7,4) hope that helps
4 0
4 years ago
Si la hipotenusa y un cateto de un triángulo rectángulo miden 14 m y 7 m, ¿cuánto medirá el área de otro
Reika [66]

<span>Los minerales se consideran gemas si son raros , clara y brillante.
</span>

8 0
3 years ago
Other questions:
  • If there are 15 boys in a class of 25 students,what is the ratio of girls to boys in the class
    10·2 answers
  • -7_-4 what is the answer plz help
    7·1 answer
  • The area of Brians rectangular Garden in square feet can be found by using the expression 6(2 x + 5y) Use the distributive prope
    15·1 answer
  • How long does it take to drive 125 miles at 65 mph?
    8·1 answer
  • What is the value of x?
    10·2 answers
  • Idk what to do I need help​
    12·1 answer
  • you buy a used car for 15,000 it depreciates at the rate of 23% per year. find the value of the car for the given year
    10·1 answer
  • A map of Arizona, is drawn on a coordinate grid where each unit represents one mile. The high school is located at (7, -2). The
    6·1 answer
  • What is the place value of the 6 in the number 34,260,1597
    13·2 answers
  • Can I please get help on this?​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!