Help 7th grade math pls

Mathematics

2 answers:

pantera1 [17]3 years ago

5 0

Answer:

C : 1,455 ft

Step-by-step explanation:

We know that the model is 19 2/5 inches

so to find the actual height you would simply

multiply by 75 to get your answer in feet.

To make it simple, 19 2/5 = 19.4

19.4 x 75 = 1455

The actual height of the skyscraper is 1455ft.

madam [21]3 years ago

4 0

Answer:

1,455 feet

Step-by-step explanation:

Step 1:

1 : 75 Ratio Inches to Feet

Step 2:

1 : 75 = 19.4 : x Equation

Answer:

x = 1,455 Multiply

Hope This Helps :)

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tatyana61 [14]

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Step-by-step explanation:

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3 years ago

n this triangle, what is the value of x? Enter your answer, rounded to the nearest tenth, in the box. x = cm A right triangle wi

nikklg [1K]

See the attached picture to better understand the problem

we know that
in the right triangle ABC
sin 63°=AB/BC
AB is the opposite side angle 63-----> x cm
BC is the hypotenuse-----> 85 cm
AB=BC*sin 63°-----> AB=85*sin 63-----> AB=75.736 cm
AB=75.8 cm

the answer is
the value of x is 75.8 cm