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
vfiekz [6]
3 years ago
8

1. A Square shaped wooden plate has a diagonal length of 30cm. Can you find the Perimeter of plate ?

Mathematics
1 answer:
DerKrebs [107]3 years ago
6 0

Answer:

84.85cm

Step-by-step explanation:

Let the sides of the square be x

The perimeter of the square = 4x

Get x using the pythagoras theorem

x^2 + x^2 = 30^2

2x^2 = 900

x^2 = 450

x = 21.21cm

Perimeter of the plate = 4(21.21)

Perimeter of the plate = 84.85cm

You might be interested in
HELP I NEED HELP ASAP
Crazy boy [7]

Answer:

<u><em>C. strong negative</em></u>

Step-by-step explanation:

The reason why is because, the student's grade is falling dramatically while they watch TV. So therefore, we can erase A and D. B maybe however, it isn't "weak" but it is a heavy decrease. Therefore, your answer would be C.

5 0
3 years ago
Determine the density of the rock using correct significant digits. The mass of the rock is 25.69 g.
Dvinal [7]
Density = mass / volume

Mass = 25.69g and Volume = 10 mL

D = 25.69g / 10mL 

Density = 2.569 g/mL
5 0
3 years ago
Last problem!! I think so far
slega [8]
The answer is A I believe.
3 0
3 years ago
Read 2 more answers
3+1+2+4+2+2+1+4+2+2+2+11+2+2+1+2+1111111111
sertanlavr [38]

Answer:

1,111,111,154

Explanation:

<em>Willing to help, hope you're having a splendiferous day...</em>

<em>Willing to help, hope you're having a splendiferous day... </em>

5 0
3 years ago
Read 2 more answers
Lucia wants to buy some posters over the Internet. Each poster costs $6.67 and has a shipping cost of $9.99 per order. If Lucia
atroni [7]
<span>9.99p + 6.67p ≤ 30
9.99p + 6.67p less than or equall to 30</span>
7 0
3 years ago
Read 2 more answers
Other questions:
  • −cz+6z=tz+83 solve for z
    9·2 answers
  • Write in expanded form 51.242.<br>​
    6·1 answer
  • Solve 2(x - 4) - 6(2x - 3) = 0<br> a. x = -4<br> b. x = -1<br> c. x = 0<br> d. x = 1
    9·1 answer
  • Martin has 4 pizzas, and he wants to cut them all into 1/8’s. How many pieces will Martin have?
    10·1 answer
  • How do I label this on the number line?
    9·1 answer
  • Brian is 2 years older than Malachy. Caroline is 8 years younger than Malachy. If the total of their ages is 66, how old is the
    14·1 answer
  • What is the height of a trapezoid with an area of 99 in.2 whose bases are 6 in. and 12 in.?
    14·1 answer
  • How is the graph of
    14·1 answer
  • Write the expression in exponential form.<br> (find a and b)
    13·1 answer
  • A pitcher throws a 9 kg baseball in a straight line. Its momentum is 2.1 kg-m/s. What is the velocity of the
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!