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PSYCHO15rus [73]
3 years ago
6

Help: please I’m so confused

Mathematics
1 answer:
skad [1K]3 years ago
5 0
Make a ratio and cross multiply
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What is the sum of infinity sigma n = 1 2 (1.5)^n-1
Lelu [443]

Answer:

S= 5/2

Step-by-step explanation:

7 0
3 years ago
A man jogs to the shop and back in half an hour on the way he jogs at 4m/s and on the way back he jogs at 5m/s ignoring time spe
pochemuha
Ratio 4:5
There are 9 total.
30 mins = 1800 secs. 
1800 divided by 9 = 200
200 secs = 3mins 20secs
200 is one "part" of the ratio, so multiply it by 4, then 5
800:1000
                           This is the important one
                                           V
13mins, 20secs: 16mins 40secs
Distance is speed x time,
16mins x 4 = 64
40 secs = 2/3
 x 4 = 1.6666
Distance to shop - 65.6m

5 0
3 years ago
The measures of three of the interior angles of a quadrilateral are 60°, 110°, and 90°. What is the measure of the fourth angle
Dmitry_Shevchenko [17]

Answer:

100°

Step-by-step explanation:

all four angles added together total 360°

x = 360° - 60° - 110° - 90°

x = 100°

3 0
3 years ago
Which answer best details a weakness of the Articles of Confederation?
Daniel [21]

Answer:

The major weakness of the Articles of Confederation was that it did not allow Congress to tax the nation, which caused debt issues (A).

Explanation:

Not only this but it prevented the Congress from forming a central government that would be capable of ruling the newly formed United States.

6 0
3 years ago
Find the coordinates of the intersection of the diagonals of parallelogram GHJK with vertices G(0,2), H(4,2), J(3,0), and K(-1,0
zimovet [89]

Answer:

(1.5,1)

Step-by-step explanation:

The midpoint of G and H is at (2,2).

The midpoint if J and K is (1,0)

The midpoint of the two midpoints is (1.5,1)

You could also i.e. directly ask for the midpoint of H an K, OR, G and J, and you would get the same final result.

8 0
3 years ago
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