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Xelga [282]
3 years ago
7

Help on number 3 plz explain to me I don't understand this because problem

Mathematics
1 answer:
lawyer [7]3 years ago
8 0
So first you find the area of thr big square which is 14*20=280. Then you find the area of the small rectangle which is 9*5=45. then you subtract the small rectangles are from the big ones which leaves you with 235yd^2
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There is a circle inscribed in an equilateral triangle, and there is another equilateral triangle inscribed in the circle. The r
Ksenya-84 [330]

Answer:

Assuming that the circle bissects the triangles equal sides at their midpoints, the ratio of the larger to smaller triangle should be close to 1/3

7 0
2 years ago
In a class of all girls, 22 of the 28 students have brown hair. What is the
Verdich [7]

Answer:

\frac{3}{14}

Step-by-step explanation:

Total Students = 28

Brown Hair = 22

NOT Brown Hair = 28 - 22 = 6

The probability of an event is the number of that event divided by total number.

So, let denote probability of without brown hair be  P(NOT BROWN). So, we can say:

P(NOT BROWN) = 6/28

Reducing, we get:

P(NOT BROWN) = 3/14

4 0
3 years ago
11(11b + 2) what is the answer?
lisabon 2012 [21]

Answer:

121b+22

Step-by-step explanation:

Ok so first you distribute the 11 because its outside the ( ).

(11*11b) + (11*2)

121b+22

Since you don't know what b is you can't go any further, there for your done.

3 0
3 years ago
My son has the following missing number pattern to solve.
melisa1 [442]
The only complete pattern is the middle one
we see that 38-29=9
so the middle number minus the first number equals the third number
for the last row
21-1=20  so you have 1  21   20
for the first one

17- ?=37
54-17=37      54  17  37 
6 0
4 years ago
Read 2 more answers
Line that is parallel to y= -3/2x-1
VLD [36.1K]

Answer:

See below.

Step-by-step explanation:

There is an infinite number of lines parallel to y = -3/2x - 1.

They have the same slope, -3/2, and a different y-intercept.

Examples:

y = -3/2x + 1

y = -3/2x

y = -3/2x - 5

6 0
3 years ago
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