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
IrinaVladis [17]
3 years ago
15

Fie ABCDA'B'C'D' o piramida dreapta cu baza un patrat ABCD. Lungimea laturilor AB si AA' sunt direct proportionale cu numerele 3

si 4. Aria totala a prismei este egala cu 594 cm patrati. Calculati:
a) lungimile laturilor AB si AA'
b) sinusul unghiului format de AD' cu planul (BDD')
Imi trebuie astazi, repedeee, plsss!!!
DAU COROANA!!!!!
Mathematics
1 answer:
ASHA 777 [7]3 years ago
8 0
Please ask the question in English, if you are not able to, I believe you are in the wrong language section and suggest you try something else before you get your question taken down. 
You might be interested in
A six-sided fair dle is rolled 4 times in a row. The probability of getting a 4 only on the last trial is ______
4vir4ik [10]

Answer:

1/6

Step-by-step explanation:

No. Of faces contains 4=1

Total no. Of faces=6

Probablity = favourable no. of outcomes/Total no. of outcomes

PLEASE GIVE BRAINLIEST

4 0
3 years ago
Help againnn. Yes, I’m kinda slow
Leni [432]

So, the right option is 1. so if my ans was helpful u can follow me.

5 0
3 years ago
Given the line -2 + 2y = 5 , find the perpendicular line that goes through (1, -3). HeLP ME PLEASEE QUICK
brilliants [131]

Answer:

x=1

Step-by-step explanation:

Find the negative reciprocal of the slope of the original line and use the point-slope formula  y − y 1 = m ( x − x 1 )  to find the line perpendicular to  − 2 + 2 y = 5 .

4 0
3 years ago
Juan is rappelling down a 495-foot cliff. He moves down the cliff at a rate of 6 feet per second. Which equation would represent
AlladinOne [14]
Where he started (495) minus 6 feet per second (-6t) till he gets to the ground (=h)
Put them together: 495-6t=H :) 
Hope that helps
8 0
3 years ago
Read 2 more answers
Please help asap, will mark brainlest. Thanks
mixer [17]

Answer:

2.

4x^2 + 4 - 5x + x - 2x^2 + 8

= (4x^2 - 2x^2) + (x - 5x) + (4 + 8)

= 2x^2 - 4x + 12

=> D is correct

3.

2x^2 + 6x - 7x + 8 - 3x^2 + 1

= (2x^2 - 3x^2) + (6x - 7x) + (1 + 8)

= -x^2 - x + 9

=> C is correct

4.

B is correct (4 and 3)

Hope this helps!

:)

3 0
3 years ago
Other questions:
  • How to rearrange equations in the form y=mx+c<br><br>y = mx + c
    13·1 answer
  • A credit card issuer charges an apr of 10.82%, and its billing cycle is 30 days long. what is its periodic interest rate? show y
    14·2 answers
  • Which of the following numbers has a square root of 9<br><br> 3<br> 4.5<br> 18<br> 81
    5·2 answers
  • Log(5) + log(3) rewrite the following in the form log(c).
    5·2 answers
  • Sole in quadratic equation<br> 2x² + 3x + 8=0
    6·1 answer
  • I'm just really confused
    7·1 answer
  • Rst is a right triangle rs=12 rt=20 st=15 what is sin r
    6·1 answer
  • 6 times a number is 16 less than the square of that number. Find the positive solution.
    5·1 answer
  • Ill mark brainliest god bless
    8·2 answers
  • What does "The product of n and 6 is subtracted from five-sixths of b" mean​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!