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Alex
3 years ago
10

What is the value of y, and quick explanation please!

Mathematics
2 answers:
Georgia [21]3 years ago
7 0
The total degree value of a triangle is 180.

so 40+y+30+y=180
then solve for y =55
so the answer is b
aev [14]3 years ago
3 0
 think its B. because its a right angle and right angles are 90 degrees

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HELP I WILL GIVE BRAINLIEST I NEED ANSWER ASAP!!!
inysia [295]

Answer:

1 Mile = 1609000  mm.

1.03 × 10^5 × 6.21371192237337 = 0.064 mile

103000

/1609344= 103000 mm.

5 0
3 years ago
Read 2 more answers
Order the values from smallest (top) to largest (bottom) 1. 5 2/3 2. 5 1/6 3. 4 5/6 4. 4 1/2 5. 4 1/3 6. 5 6/6
Ulleksa [173]
4 1/3, 4 1/2, 4 5/6, 5 1/6, 5 2/3, 5 6/6
6 0
2 years ago
At the annual music festival, the number of Bayview Middle School students competing in the band, chorus, and orchestra competit
Ghella [55]

Answer:

30 students

Step-by-step explanation:

The problem above can be solved using a Venn diagram :

Using the information given :

The number of students competing :

Band and chorus only (BnC) only = 5 - 4 = 1

Band and Orchestra (BnO) only = 6 - 4 = 2

Chorus and Orchestra (CnO) only = 7-4 = 3

Chorus only (C) = 13 - (1+4+3) = 5

Band only (B) = 14 - (1+4+2) = 7

Orchestra only (O) = 17 - (2+4+3) = 8

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6 0
3 years ago
Help me find the answer
disa [49]
To find the surface area of a prism (or any other geometric solid) we open the solid like a carton box and flatten it out to find all included geometric forms. To find the volume of a prism (it doesn't matter if it is rectangular or triangular) we multiply the area of the base, called the base area B, by the height h.





Here you like I said I would help if I did it so here



Hope this helps



Don't forget to rate and thanks me
3 0
4 years ago
The volume of a sphere whose diameter is 18 centimeters is
Akimi4 [234]

Answer:

volume before reducing is 8 times the volume after reducing

Step-by-step explanation:

volume before reducing=

V=4/3πr³=

V=4/3π(9)³=972π cm³

diameter reduced to half=18/2=9 cm

radius=d/2=9/2=4.5 cm

volume of sphere when diameter reduced by 1/2=

V=4/3πr³

v=4/3 (π)(4.5)³=121.5π

<h2>volume before reducing is <u>8</u> times the volume after reducing</h2>

5 0
3 years ago
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