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
In-s [12.5K]
3 years ago
6

3) What radius of a circle is required to inscribe an equilateral triangle with an area of 270.633 cm2 and an altitude of 21.65

cm? (round to nearest tenth)
A) 10.8 cm
B) 14.4 cm
C) 15.4 cm
D) 16.4 cm
Mathematics
2 answers:
Elis [28]3 years ago
8 0
14.4 cm

First, find side lengths,

<span>A = </span><span>12</span>bh
<span>270.633 = </span><span>12</span>b(21.65)
b = 25

<span>Thus, 25 is the side lengths of the equilateral </span>triangle.

<span>To find the </span>radius<span> use,</span>

<span>r = </span><span><span>a3</span>3</span>
<span>r = </span><span><span>253</span>3</span>
<span>r = 14.43</span>
Brums [2.3K]3 years ago
4 0
B) 14.4 is the correct answer

You might be interested in
The total length of 8 bricks is 75cm longer than the total length of 5 bricks. Write an equation and solve it to find the length
krek1111 [17]

Answer:

8x = 75 + 5x

where x = length of one brick

25cm

Step-by-step explanation:

6 0
2 years ago
Jessica is measuring two line segments. The first line segment is 30 cm long. The second line segment is 500 mm long. How long a
ElenaW [278]

Answer:

80 cm

Step-by-step explanation:

To find the length of both segments together, convert the lengths into one unit measure. Convert 500 mm  into centimeters by dividing it by 10. 500/10 = 50 cm. Now add 30 + 50 = 80 cm. The segment is 80 cm long.

7 0
3 years ago
Read 2 more answers
Calculate the quotient of 54256/45 round to the nearest tenth
vampirchik [111]

Answer:

3.4

Step-by-step explanation:

will 3.4 is is rounded of 54256 in decamal

7 0
2 years ago
Two number cubes are rolled to determine how a token moves on a game board. The sides of
Savatey [412]

Answer: The mathematical expectation of Option A is 2.25. The mathematical expectation of Option B is 2.75. Option B offers a greater likelihood of advancing to the finish line.

Step-by-step explanation: I took the test.

7 0
3 years ago
The difference of twice a number and 2 is<br> 40. Find the number.
IgorLugansk [536]

Answer:

answer = 21

Step-by-step explanation:

2n - 2 = 40

2n - 2 + 2 = 40 + 2

2n = 42

2n/2 = 42/2

n = 21

4 0
2 years ago
Other questions:
  • Please help:
    8·1 answer
  • ∠YXZ and ∠ZXW are adjacent and supplementary angles. If m∠YXZ = 37°, what is m∠ZXW?
    7·1 answer
  • Which is the graph of f(x) = 0.5(4)x?
    13·2 answers
  • 6 2 need help on this asap
    11·2 answers
  • Help me Can somebody help me​
    7·1 answer
  • What is the purpose of simultaneous equations?
    8·1 answer
  • 3 Select the correct answer. Which measure of center is the most appropriate for this data set? 20, 6, 42, 13, 15, 10, 9, 12, 12
    6·1 answer
  • The manufacturer of cans of salmon that are supposed to have a net weight of 6 ounces tells you that the net weight is actually
    6·1 answer
  • A little help? the question is attached
    12·1 answer
  • Which is equivalent to (9³– 6³)?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!