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chubhunter [2.5K]
3 years ago
10

7 men can dig a canal in 14 weeks. After 2 weeks of work another 7 men joined them in how many weeks more will the work be finis

hed?
Mathematics
1 answer:
oksano4ka [1.4K]3 years ago
6 0

Answer:

1 week

Step-by-step explanation:

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The measure of angle m is 57 degrees. what is the measure of its complementary angle?
KatRina [158]
Complementary angles add up to 90*, so the measurement would be equal to 33*.
5 0
3 years ago
Can someone help me?
motikmotik

Answer:

Segment DE is parallel to segment BC.

Step-by-step explanation:

Use the side splitter theorem.

Answer: Segment DE is parallel to segment BC.

8 0
3 years ago
What’s the value of x
Veseljchak [2.6K]

Answer:

(3x + 4)° + 50° = 90° (complement angle)

3x° + 4°+ 50° = 90°

3x° +54° = 90°

3x° = 90°- 54°

x° = 36°/3

x° = 12°

<u>I</u><u> </u><u>hope</u><u> you</u><u> </u><u>can</u><u> </u><u>know</u><u> </u><u>this</u><u> </u><u>question</u>

5 0
3 years ago
.I need some help ‍♂️
Gwar [14]

m<ACB = 65°

m<BCD and m<ACB are supplementary


Sum of supplementary angles = 180

so


m<BCD = 180 - 65

m<BCD = 115


Answer

A. 115

5 0
4 years ago
A 5×6 rectangular grid with unit cells is given. Let A(0, 0) and B(5, 6) be the bottom-left corner and top-right corner, respect
harina [27]

Answer:

462 paths from A to B

Step-by-step explanation:

The question is incomplete. However, a possible question is to determine the number of possible paths on the grid map.

The first step is to represent the grid map itself. (See attachment 1)

From the question, we understand that:

  • Only right movement is allowed in the horizontal direction
  • Only up movement is allowed in the vertical direction

There are a several number of ways to navigate through. However, one possible way is in attachment 2

In attachment 2,

  • R represents the right movement
  • U represents the up movement

And we have:

R = 5     and    U = 6

The number of possible paths (N) is then calculated as:

N = \frac{(N + U)!}{N!U!}

Substitute values for N and U

N = \frac{(5 + 6)!}{5!6!}

N = \frac{11!}{5!6!}

N = \frac{39916800}{120 * 720}

N = \frac{39916800}{86400}

N = 462

<em>Hence, there are 462 possible paths from A to B</em>

4 0
3 years ago
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