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slava [35]
3 years ago
12

I'm so confused on how to even start my homework. I'm so confused and this is due soon, so please help me as soon as possible. I

would really appreciate it. Also, tomorrow I have a test on this which is worth 15% of my grade!!!

Mathematics
1 answer:
7nadin3 [17]3 years ago
4 0
Well i ll give u some tips
1-u should know the formulas for calculating different objects areas
2-find the length of their sides or diagonals(which are needed on the formula)
3-calculate the area

for example the triangle on the picture
1-s=leg1*leg2/2
2-the length of:leg1=10-3=7,,leg2=7-1=6
3-s=7*6/2=21
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A social networking site recorded that 80 per-cent of people who became members of the site one month were between 30 and 40 yea
77julia77 [94]

Answer:

x=360          30-40 yrs =288

Step-by-step explanation:

multiple 72 by .05 (36) to find 10 percent, then multiple 80 percent by that number(36) then add both numbers together to get total number of members that month

(72x.05)=36x2+(.80x36)=288

288+72=360

3 0
4 years ago
Ashley and her sister decide to split the cost of dinner , which is $14 . How much will each sister pay?
Mazyrski [523]

Answer:

14÷2=7

7 is your answer. hope this helps

5 0
2 years ago
Read 2 more answers
remy said the table shows a proportional relationship because each distanc went up by 6ftg. Collin said that it was not a propor
sdas [7]

Answer:

remy would be correct

Step-by-step explanation:

3 0
3 years ago
-24-(-6)+(-31)<br> step by step<br> be sure to simplify first
trasher [3.6K]

Answer:

-49

Step-by-step explanation:

rule of thumb: whenever you have two negatives, they equal a positive! when you have one negative and one positive, it is a negative!

  1. let's start by going from left to right :))
  2. -24 -(-6) + (-31)
  3. -(-6) is actually + 6!
  4. -24 + 6 + (-31)
  5. +(-31) would be -31 because one - and one + is a -
  6. -24 + 6 - 31
  7. -18 - 31
  8. -49

comment or message me if you are still confused or have a question!

8 0
3 years ago
Arthur bought a life insurance policy at $10.98 per month for a 20 year term. What will he pay over 20 years for the premium?
andre [41]
12(months) x 20 (years) = 240

10.98 x 240 = 2635.20

So Arthur will pay $2635.20 over 20 years for premium.

I hope this helps :)
5 0
3 years ago
Read 2 more answers
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