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pentagon [3]
3 years ago
12

Carl is drawing blueprints for a new building. Although the building will be 40 feet (480 inches) tall, his drawing is only 10 i

nches tall. Assuming the drawing is to scale, what is the ratio of the building to the drawing
Mathematics
1 answer:
STatiana [176]3 years ago
7 0

Answer:

48:1

Step-by-step explanation:

In this case we know the actual size and the size in the drawing therefore we can calculate its scale.

What we must do is divide the actual size by the size in the drawing. We know the actual size is 480 inches and in the drawing the size is 10 inches, so:

480/10 = 48

Which means that the relationship between the real and the drawing is 48:1

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I need the answer for this question.
Grace [21]
If the whole angle (ABC) is equal to 133, we can add angles ABD and DBC to find x.

10x+13=133
Subtract 13 from both sides to get
10x=120
Divide both sides by 10 to get that x=12

We can now plug the value of x into ABD to find its measure.
7(12)+4
Simplifies to 84+4, which is 88

So angle ABD is equal to 88 degrees.

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8 0
3 years ago
An object is launched straight into the air. The projectile motion of the object can be modeled using h(t) = 96t – 16t2, where t
ratelena [41]

Answer with Step-by-step explanation:

We are given that height of projectile after t seconds is given by

h(t)=96t-16t^2

a.h(t)=144 ft

144=96t-16t^2

16t^2-96t+144=0

t^2-6t+9=0

t^2-3t-3t+9=0

t(t-3)-3(t-3)=0

(t-3)(t-3)=0

t-3=0

t=3

After 3 s, the height of the project will be 144 feet in the air.

b.h(t)=0

96t-16t^2=0

16t(6-t)=0

16t=0\implies t=0

6-t=0\implies t=6

At t=0, the initial position of projectile

At t=6 s , the projectile will hit the ground.

6 0
3 years ago
ralph and alphonse are shooting marbles. ralph has 5 more marbles than alphonse and they have a total of 73 marbles. how many ma
PSYCHO15rus [73]

Ralph (r): a + 5

Alphonse (a): a

Ralph + Alphonse = Total

(a + 5) + (a) = 73

2a + 5 = 73

2a = 68

a = 34

Ralph: a + 5 = 34 + 5 = 39

Answer: Ralph has 39 marbles, Alphonse has 34 marbles

6 0
3 years ago
Tina's salsa class membership, which is $15, is deducted automatically from her bank account every month. Which expression shows
rodikova [14]
$15 x 12 = $180
$15 dollars per month, 12 months in a year. $180 in deductions.
4 0
3 years ago
Read 2 more answers
I’m a little confused on this can someone explain to me please
professor190 [17]

Answer:

the answer is 48, try using this site called mat- way

Step-by-step explanation:

4 0
2 years ago
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