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
zloy xaker [14]
3 years ago
5

at a party, everyone shook hands with everybody else. there were 66 handshakes. How many people shook hands?

Mathematics
1 answer:
Whitepunk [10]3 years ago
7 0

Answer:

12

Step-by-step explanation:

0 + 1 + 2 + 3+ 4 + 5 + 6 + 7 +8 + 9 + 10 + 11 seems to equal 66. That means there are 11 + 1 = 12 people (don’t forget to count the person who shakes 0 hands)

You might be interested in
Two angles are complements if their sum is 90 degrees. The measure of one angle is one third the measure of its complement. Find
zysi [14]

Answer:

22.5 degrees

Step-by-step explanation:

90 = x + 3x

90 = 4x (divide by 4)

22.5 = x

22.5 + 67.5 = 90

5 0
3 years ago
The field archie will cover measures 100 yards long by 60 yards wide. Write an equation of the relationship the number of square
Naddika [18.5K]

Answer:

Whoa this is HARD but this "box" is 6000.

Step-by-step explanation: oh well :/


7 0
4 years ago
I need help on question 2. Any help is appreciated:)
zlopas [31]
All the y values would be 0, since it’s a horizontal line
3 0
3 years ago
Please give an explanation thank youuu<br> Write √216 as a power of 6
Nesterboy [21]

Answer:

solution

here,

<h3>the power of route 216 of 6 is 6to the power 3</h3>
3 0
2 years ago
Read 2 more answers
Suppose a food scientist wants to determine whether two experimental preservatives result in different mean shelf lives for bana
melomori [17]

Answer:

The two sample t-test

Step-by-step explanation:

The appropriate test for thus is the two sample t test which is also known as the independent t test. This tests aims at determined whether there is a statistically significant difference between the means in two unrelated groups which in this context are a random sample with one type of preservative and another sample with another type of preservatives.

With this test, the researcher is able to compare the mean shelf lives of the bananas treated with the two different preservatives... The null hypothesis equalises the two means of the sample while the alternative does otherwise.

3 0
3 years ago
Other questions:
  • ( expressions)<br> A plant grew 2 cm every day for d days. How much did it grow?
    15·2 answers
  • (3 pt)
    15·1 answer
  • If f=(9/5 x c ) +32 85c =__f
    10·2 answers
  • What decimal is represented by this expanded form? 5 x 10,000 3 x 1,000 2 x 10 8 x 1 6 x 1/100 4 x 1/1000
    9·1 answer
  • In the figure to the right, if AC=12 and BC=9, what is the radius?
    9·1 answer
  • When a number is doubled and then taken away from 10, the result is negative 18, what is the number
    5·1 answer
  • What is the mixed number of 2 1/5 and 5/9
    13·1 answer
  • Please help me I need the answers!
    12·1 answer
  • 6. If m∠COD=8x+13, m∠BOC=3x-10, and m∠BOD=12x-6, find m∠BOD
    13·1 answer
  • [Exponential] |x|-2|-1|0|1|2| |y|2/9|2/3|2|6|18| When the x-value increases by 1, the y-value ________ (b-value)
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!