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jarptica [38.1K]
3 years ago
14

[Help asap, will mark brainliest when it allows me] Find the angle measures for the following triangle.

Mathematics
2 answers:
Goryan [66]3 years ago
8 0

Answer:

x = 53°

(x+2)° = 55°

Step-by-step explanation:

Well we know that all the three angles added up together equals 180, so we can set the value of all the angles added up together as 180:

x+(x+2)+72= 180

Now lets add what we can together:

2x+74=180

Since we want to get x by itself to find its value, lets move 74 onto the other side and isolate the x:

2x=106

x = 53

And now we have the value of x, but let's plug them in and see if they still all equal to 180:

(53+2)+53+72=180

180 = 180

shutvik [7]3 years ago
5 0

Answer:

x=53

x+2= 53+2= 55

Step-by-step explanation:

(x+2) + x + 72 = 180 (angles of triangle supplementary)

2x+ 74 = 180

2x = 180- 74

2x= 106

x= 106/2

x= 53

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5 0
3 years ago
The perimeter of the picture frame is 38 inches. The width of the frame is 7 inches, what is the length?
o-na [289]

Answer:

12 inches

Step-by-step explanation:

So you know that the perimeter of a picture frame (a rectangle) is 2 widths plus 2 lengths.

Let x= lengths and w= widths

From the question we already know that w=7, so we can set up an equation that says:

2x + 2w = 38

2x + 2(7) = 38

2x+14 = 38

2x +14 -14 = 38-14

2x = 24

2x/2 = 24/2

x= 12

Since x= lengths =12

the length of the frame is 12 inches.

7 0
3 years ago
What is t+16 for +=-5
Lady bird [3.3K]

Answer:

9

Step-by-step explanation:

just do 16 - 5 its exactly the same

5 0
4 years ago
A go-kart can travel as far as 45 miles in 3 hours. What is its unit rate?
viktelen [127]

Answer:

The unit rate is 15 mph.

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Simplify this algebraic expression x-5/5+10<br>А. x+ 11<br>в. х- 9<br>c. х- з<br>d. x+9​
bulgar [2K]

Answer:

\displaystyle X+9

Step-by-step explanation:

\displaystyle\frac{b}{b}=1

\displaystyle\frac{5\div5}{5\div5}=\frac{1}{1}=1

\displaystyle x-1=10

Add and subtract numbers from left to right.

-1+10=9

\displaystyle x+9, which is our answer.

Hope this helps!

4 0
3 years ago
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