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
Aliun [14]
3 years ago
12

Help me pls I don’t know how to do this

Mathematics
1 answer:
rusak2 [61]3 years ago
6 0

Answer:

radius=6.68cm

Step-by-step explanation:

Formula to find radius:

r=\frac{C}{2\pi }

r=42/2\pi

r=42/2(3.14)

r=6.68cm

<em>hope this helps......</em>

You might be interested in
Find each measurement to the nearest tenth use 3.14 for pi. r=_ ; d=_ ; C= 17.8 m
jarptica [38.1K]
C = pi×diameter  OR C = 2pi×radius
So...
17.8 = pi×diameter    17.8 = 2pi×radius
17.8/pi = diameter      17.8/2pi = radius
<span>5.66591597407 = diameter or d
</span><span>2.83295798704 = radius or r</span>
8 0
3 years ago
The unit rate of change of yyy with respect to xxx is the amount yyy changes for a change of one unit in xxx.
Law Incorporation [45]
The answer would be “The equation”
4 0
3 years ago
Write the factored form of the polynomial.<br><br> P(x) = x4 – 7x3 + 13x2 + 3x – 18
Finger [1]

Answer:

(x+1)(x-2)(x-3)^2

Step-by-step explanation:

Sorry, mate. That math is too hard to type out online. You's guys will just have to take my word for it!

5 0
3 years ago
The table shows a direct variation.
lakkis [162]
2.4 because 4.8/2 is 2.4. 14.4/4 is also 2.4. Constant of variation is the unit rate
4 0
3 years ago
True Or False Questions
Bad White [126]

Answer:

Step-by-step explanation:

<u>TRUE</u>

All isosceles triangles have at least 2 acute angles due to 2 sides are equal.

The exterior angle of an equilateral triangle is obtuse.

If the perimeter of an equilateral triangle is P, then the length of each of the sides is P/3.

<u>FALSE</u>

All isosceles triangles are equilateral triangles.

If you know the length of one of the legs of an isosceles triangle, you can determine it’s the perimeter

8 0
3 years ago
Other questions:
  • A bike tire just ran over a nail, and it is losing pressure at a rate of 5% every minute. The tire pressure is currently 1,300 k
    5·1 answer
  • a girl that is 5 ft tall casts a shadow 4 ft long. At the same time, a tree casts a shadow 24 ft long. How tall is the tree
    15·1 answer
  • Write each expression using exponents.<br> 1. (-5)(-5)(-5)(-5) =
    13·1 answer
  • A jet travels 570 miles in 2 hours. At this rate, how far could the jet fly in
    7·2 answers
  • How many dogs are in a park if there are 15 dogs?
    8·2 answers
  • 2y + 1 = 3y - 5 what is the answer to this equation ​
    5·1 answer
  • PLS HELP find the area of the shape below
    15·1 answer
  • Whats a linear model?
    11·2 answers
  • PLEASEEEEEE HELPPPPP ASAPPPPP
    6·2 answers
  • Who’s right? And why?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!