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
elixir [45]
3 years ago
13

The length of each side of an equilateral triangle is decreased by 3 inches,so the perimeter is now 21 inches.what is the origin

al length of each side of the equilateral triangle
Mathematics
2 answers:
garri49 [273]3 years ago
8 0
An equilateral triangle has equal sides

so if you divide the perimeter by 3 you would get the length for all of the sides

21/3 = 7

since it said it was decreased by 3 inches you add 3 inches back

7 + 3 = 10

so the original length of one side of the triangle is 10 inches
vfiekz [6]3 years ago
6 0
The Perimeter then would be 30 Inches!

:V
You might be interested in
Rewrite 0.81 x<br> 104 in scientific notation.<br> x 10<br> HELP ME
aev [14]
0.81 x 10^4
= 8.1 x 10^3
4 0
3 years ago
Read 2 more answers
25 POINTS!!!!!!
ipn [44]
330/11=30
300 like Drake
30 like Shawn Mendez
3 0
3 years ago
Read 2 more answers
Someone help me pls ..
goblinko [34]

Answer:

because they are both in the circle

Step-by-step explanation:

3 0
2 years ago
a phone company offers two monthly plan. plan a costs $30 plus an additional $0.14 for each minute of calls. plan b costs $8 plu
Inessa05 [86]
What’s the question
4 0
3 years ago
What is the value of (Negative one-half)–4?
melamori03 [73]

Answer:it is 16

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • Nathan picked a total of 60 apples and 1/3 hour write and solve a division equation to find how many apples Nathan could pick in
    9·1 answer
  • Idk help me ong , plzzz help meeeeeeeeee
    8·2 answers
  • A weather reporter in your area said that the speed of sound in air today is about one thousand one hundred feet per second. Wha
    5·1 answer
  • Simplify 5 to the negative 4th power over 5 to the 3rd.
    11·2 answers
  • 3.45g+ 0.06kg+ 0.67g+690mg+2dg
    15·1 answer
  • Mr. Jones asked his students to classify the solution(s) to the quadratic equation x^2=24.
    12·1 answer
  • Please answer asap<br> no work needed :)
    15·2 answers
  • If my grade is a 77&amp; and I get a 40% on a test what will my grade be?
    15·1 answer
  • {y=-3x+5<br> {y=-8x+25<br> i am so confused
    5·1 answer
  • There are approximately 4 million births per year in the U.S. Express this quantity in births per minute.
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!