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motikmotik
3 years ago
11

I need help ASAP (20) points

Mathematics
1 answer:
Trava [24]3 years ago
7 0

Answer:

What do you need help on?

Step-by-step explanation:

You might be interested in
In each figure below find m ∠1 and m∠2, if a||b. Justify with<br> reasons your solution.
Mazyrski [523]

Answer:

m<1 = 130°

m<2 = 50°

Step-by-step explanation:

Since given that line a is parallel to line b, and <1 and 130° are interior angles that alternate each other, therefore:

m<1 = 130° (alternate interior angle theorem)

Also,

130° and <2 lie on same side inside the parallel lines cut across by the transversal, therefore,

m<2 + 130° = 180° (same side interior angles theorem)

m<2 = 180° - 130°

m<2 = 50°

6 0
3 years ago
A smart phone plan has a monthly base fee that includes 5 gigabytes of data. An overage charge is applied when the data usage ex
Flura [38]

Answer:

B The cost, in dollars, for each additional gigabyte used.

Step-by-step explanation:

C = 59 + 15(g − 5)

when g=5, C=59 where it is the monthly cost

when g=6, c=59 +15, interpret that each additional gigabyte used will increase the cost for 15

4 0
3 years ago
Read 2 more answers
This please I fricking can't understand the question<br>.............​
guapka [62]

Answer:

sorry i don't know

Step-by-step explanation:

7 0
3 years ago
How to solve this problem?
valentinak56 [21]

Very nice handwriting but the math and English are confusing.

Let's assume we're told

\displaystyle 45 = \sum_{i=1}^9 (x_i - 10)^2

The subscript is important.

I think we're told the similar sum with 11 gives the smallest possible value for the sum. This is a rather cagey way of telling us 11 is the mean of the nine points. The mean is the number which minimizes the sum of squared deviations.

\displaystyle 45 = \sum_{i=1}^9 (x_i - 10)^2 = \sum x_i^2 - 20 \sum x_i + 9(100)

\displaystyle  \sum x_i^2=  20 \sum x_i  - 900

If 11 is the mean, the sum of the points is 9(11)=99.

\displaystyle  \sum x_i^2=  20 (99)  - 900 = 1080

Answer: 1080

6 0
3 years ago
Solve the equation x\8+3=10
bonufazy [111]

Answer:

x=7/8

Step-by-step explanation:

x/8+3=10

x/8=7

x=7/8

8 0
4 years ago
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