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
Vlad [161]
3 years ago
9

3. A rectangular floor of dimensions

Mathematics
2 answers:
blagie [28]3 years ago
5 0
<h2>Answer:</h2>

<u>Area of rectangular floor</u> = l × b

= 8.4m × 5.4m = 45.36m².

<u>Area in cm</u>² :- 45.36 × 10000 = 4,53,600cm².

<u>Area of triangular marble pieces</u> = 1/2 × b × h

= 1/2 × 40 × 30 = 20 × 30 = 600cm².

So, <u>No. of marbles</u> = 453600cm²/600cm²

= 756 marble pieces.

ICE Princess25 [194]3 years ago
4 0

Answer:

area of the floor = 540*840.

=453600 cm sq.

area of the marbal piece = 1/2 * 40* 30 = 600 cm sq.

now,

no. of marble piece reqd. = 453600 / 600 = 756 marbal piece.

hope it helps u.

You might be interested in
Which of the fractional factors will result in a product that increases when multiplied by the fraction in the image?
Delicious77 [7]

the fraction in the image is 2 1/2

let's try each choice

1) 2/3 x 5/2 = 10/6 = 5/3

2) 5/4 x 5/2 = 25/8

3) 3/3 x 2 1/2 = 2 1/2

4) 4/5 x 5/2 = 20/10 = 2

who is giving you these questions?

8 0
3 years ago
Which of the following sets of ordered pairs does NOT show a function? A (1,3); (1,4): (1,5) : (1,6) B (2,6); (3,9); (4,12); (5,
polet [3.4K]

Answer:

Electricity is the flow of electrical power or charge. It is a secondary energy source which means that we get it from the conversion of other sources of energy, like coal, natural gas, oil, nuclear power and other natural sources, which are called primary

8 0
3 years ago
–4k + 5 ≤ 21 i need help please
Allushta [10]
Answer :
inequality form: k ≥ -4
OR
interval form: [-4, ∞)

6 0
3 years ago
Read 2 more answers
I can't find the answer to this anywhere so you'd be a huge help!
miv72 [106K]

Answer:

The answer would be d

Step-by-step explanation:

10^0 would be 0 because multiplying anything by 0 would result in 0 and 10^1 would be 10 and 10^2 would be 100 so adding them together would be 110. Hope this helped :)

3 0
3 years ago
Read 2 more answers
Find the area of the trapezoid 14.5 8 19.5​
Svetlanka [38]

Step-by-step explanation:

Which one is the height?¿

The formula is

b1+b2 divided by 2 times the height

That's the best I can do for you atm atleast.

8 0
3 years ago
Other questions:
  • Ramesh is buying a new bike helmet. The price of the helmet is $60 and there is a 5% sales tax. Ramesh wants to know the total p
    5·1 answer
  • The least squares regression line minimizes the sum of the:
    6·1 answer
  • 10. The sum of three consecutive integers is 45. What are the three integers?
    10·1 answer
  • What is the missing dimension of a parallelogram if h=5 1/4feet and A=12feet
    12·1 answer
  • PLEASE ANSWER ASAP! THANK YOU.
    9·2 answers
  • I need help with this
    5·1 answer
  • If m∠JKM = 43, m∠MKL = (8 - 20), and m∠JKL = (10x - 11), find each measure.
    11·1 answer
  • What number is 100 times as great as 0.3?
    14·2 answers
  • Use proper probability notation. Identify function and label inputs when using technology.
    5·1 answer
  • Guys please help :((
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!