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galina1969 [7]
3 years ago
14

3

Mathematics
1 answer:
balandron [24]3 years ago
6 0

Step-by-step explanation:

I don't really get the question...

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Please help MATHEMATICS
Lapatulllka [165]

Answer:

area is 26.75 units^2

Step-by-step explanation:

Top Triangle area is (3.5*9)/2=15.75

Square area is 2*2=4

Left bottom triangle is (2*2)/2=2

bottom right triangle is (2*5)/2=5

15.75+4+2+5=26.75

4 0
3 years ago
Find the slope giving brainlest
NNADVOKAT [17]

Answer:

The slope of problem 11 is

-  \frac{2}{5}

The slope of problem 10 is

4

3 0
2 years ago
(2 thousands 7 tens) ÷ 10 =
loris [4]

Answer:

Step-by-step explanation:

207

2 thousands+ 2 tens = 2070

divide that by 10

2070÷10= 207

3 0
3 years ago
Read 2 more answers
Charlie is standing 45 feet from the base of 100 foot tall tree. What is the angle of elevation from him to the kite stuck on to
galben [10]
Hey. Let me help you on this one.

In order for us to solve this problem easier, let's break it apart. We can also graph the triangle so we get visual of this problem.

I drew a quick graph for you to easier understand this question. As you can see, Charlie is standing below the tree 45 feet from it, and we need to find the unknown angle measure.

Let's form a SOHCAHTOA function which you have probably already learned in your Geometry course.

First of all let's identify our sides. The side opposite of the right triangle is a Hypotenuse, and the side that's 45 feet is adjacent, since it's adjacent to the unknown angle.

We know that we need to use Cos (Cosine) with negative power to it in order to solve this question, since we are looking for the unknown angle measure.

Let's form the function which Cos, Hypotenuse, and Adjacent side.

Cos^{-1} =45/100

Now, let's solve the left part of this function


Cos^{-1} =0.45

Awesome. You will need to use your calculator for this part. Find the value of 0.45 when negative Cosine is used on it.

Cos^{-1} =0.45
63.25631605

Awesome. Let's round this number to the closest tenth

63.3 is the rounded value we have discussed below.

Answer: 63.3 degrees is the unknown measure of the angle

5 0
3 years ago
In the figure below, if BE is the perpendicular bisector of AD, what is the value of x?
dedylja [7]

Both sides would be the same, so set them to equal ans solve for x.


3x+4 = 2x +7

Subtract 4 from each side:

3x = 2x +3

Subtract 2x from each side:

x = 3

The answer is X =  3.

4 0
3 years ago
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