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iragen [17]
4 years ago
13

How do I compare numerical expressions without calculating them

Mathematics
1 answer:
jenyasd209 [6]4 years ago
6 0
Try to calculate them in your head and if that doesn't help use a calculator. I hope this helps
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What is the volume of the prism
Diano4ka-milaya [45]

Answer:

You need to include the prism, so then i can further help you :)

Step-by-step explanation:

6 0
2 years ago
The measures of two supplementary angles have a ratio of 2:4. What is the measure of the smaller angle
Rom4ik [11]
Simplify 2:4
you get 1:2

this means the larger is two times the smaller.

well, we have to use a system of equations.

we know two supplementary angles add up to be 180°.we can create our first equaition, using 

smaller angle + larger angle = 180
s + l = 180

we can create our second equation using 
two times the smaller = larger
2s = l

our two equations are:
2s = l
s + l = 180

now that we have  the two equations, we can solve using subsitution to isolate the variable.
s + l = 180
s + (2s) = 180

simpify.

3s = 180
s = 60

the smaller angle has a value of 60.
now, remember that the larger angle is two times the smaller.

60 x 2 = 120

smaller angle: 60
larger angle: 120

we know this is correct because we know the smaller is 1/2 or 1:2 or 2:4 times the bigger, and the two angles add up to be 180 (60 + 120)

hope this helps and have a great day!

6 0
3 years ago
Which of the following is a radical equation?<br> x+ √5 = 12<br> y2 = 16<br> 3+x7 = 13<br> 7VX = 14
cestrela7 [59]
The first one since the 5 has the radical symbol
3 0
4 years ago
Pls help it due in a hour
Levart [38]

Answer:

The coordinates of the Midpoint of AB will be: (1/2, 5)

Step-by-step explanation:

Given the points

  • A(-2, 6)
  • B(3, 4)

Finding the midpoint between (-2, 6) and (3, 4)

\mathrm{Midpoint\:of\:}\left(x_1,\:y_1\right),\:\left(x_2,\:y_2\right):\quad \left(\frac{x_2+x_1}{2},\:\:\frac{y_2+y_1}{2}\right)

\left(x_1,\:y_1\right)=\left(-2,\:6\right),\:\left(x_2,\:y_2\right)=\left(3,\:4\right)

M.P=\left(\frac{3-2}{2},\:\frac{4+6}{2}\right)

        =\left(\frac{1}{2},\:5\right)

Therefore, the coordinates of the Midpoint of AB will be: (1/2, 5)

6 0
3 years ago
Find a perimeter of a pool
Serhud [2]

Answer:

Which pool?

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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