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
Gre4nikov [31]
3 years ago
12

Find the error and explain what there is incorrectly. Then, solve the problem correctly.

Mathematics
2 answers:
frez [133]3 years ago
3 0
The problem is that 7^2 is 7*7, and the same for 8^2. The right answer is the square root of 15, or 3.87
Katyanochek1 [597]3 years ago
3 0
He/she forgot that 8^2=64 not 16, and 7^2=49 not 14. As a result, the correct answer is:
a^2+b^2=c^2
7^2+b^2=8^2
49+b^2=64
b^2=15
b≈3.9 cm. Hope it help!
You might be interested in
Blank - 2 1/3 = 3 1/3 please help I need to finish my homework :(
mafiozo [28]
The answer is 3 1/3 + 2 1/3 = 5 2/3
7 0
3 years ago
Read 2 more answers
What is (t - 7 )3? ive tried it many times and i cant get it. Thanks !
mina [271]

Answer:

3t-21 hope I helped you! >w<

4 0
3 years ago
Write an expression to represent three minus the product of two and a number x
Rainbow [258]

<em>3 minus ___</em> ⇒ 3 - ___

<em>the product of 2 and a number x</em> ⇒ 2x

"3 minus the product of 2 and a number x" ⇒ 3 - 2x

_____

Each part of the description has a translation.

7 0
3 years ago
Bob is having a party and wants to order some cakes.
Dmitry [639]

Answer: There isn't a possible way you can really answer this question because I don't know how much one piece cost in the first place , but if I had to guess I would say around 50-80 dollars for a cake is enough for 57 guests.

explanation: I say this because I know usually cakes for a decent amount of people are around 50-80 dollars.

7 0
3 years ago
TJ-Maxx offered a 36% discount off the original price of a head board. The amount of the discount is $9. What is the regular pri
jok3333 [9.3K]
The amount if the original cost of the head board is $12.24
5 0
2 years ago
Other questions:
  • Compare the mean of the population with the mean of a sample.
    14·2 answers
  • Six grapefruit cost as much as ten oranges. The cost of a dozen grapefruit and two dozen oranges is $33. How many cents does one
    7·1 answer
  • Sue's tire pressure gauge shows a reading which is 8% higher than the actual pressure.
    10·1 answer
  • Directions: Answer each question. The table below shows the available sizes and prices of Henry’s favorite movie popcorn. Use th
    12·1 answer
  • Negative n divided by 10
    14·2 answers
  • A city park employee collected 1,850 cents in nickels, dimes, and quarters at the bottom of a wishing well. There were 30 nickel
    11·1 answer
  • What is this??? 28÷7×4=?
    7·1 answer
  • The symbol 3! means 3x2x1 which equals 6. Similarly, 5! means 5x4x3x2x1, which equals 120, and so on. Suppose that N! ends in ex
    12·2 answers
  • Find the number of degrees in the third angle of the triangle.
    13·2 answers
  • Clara's father has a large collection of ties. The table shows how many ties he has of each
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!