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Ilya [14]
3 years ago
15

I don't understand please help

Mathematics
1 answer:
kirill [66]3 years ago
5 0

Answer:2x+30 =90

If the angle is 90° altogether

60=A 30=30

Step-by-step explanation:


2x+30 =90

-30 -30

2x=60

÷2. ÷2

x=30

2*30=60

60+30=90

60=A B=30

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Nezavi [6.7K]

Answer: 1000

Step-by-step explanation:

20x100=2000 and then 2000/2=1000

7 0
3 years ago
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Araceli's curtain company is making curtains for a local hotel. She wants each curtain to be 48 inches long. At the fabric store
lina2011 [118]

Answer:

168 ft

Step-by-step explanation:

1. Calculate the total length of the curtains

42 curtains × (48 in/1 curtain) = 2016 in

2. Convert to inches to feet

1 in = ¹/₁₂ ft 2016 in × (¹/₁₂ ft/1 in) = (2016/12) ft = 168 ft

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6 0
3 years ago
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KATRIN_1 [288]

Answer:

x=4 z=117

Step-by-step explanation:

8 0
3 years ago
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Ulleksa [173]

Answer: Choice C) 10.5

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Let AC = 7 be the base of the triangle. You might want to rotate the image so that AC is laying horizontally rather than being vertical.

Now move to point P. Walk 3 spaces to the right until you land on segment AC. This shows that the height of the triangle is 3 when the base is AC = 7.

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area of triangle = (1/2)*base*height

area of triangle = 0.5*7*3

area of triangle = 10.5 square units

7 0
3 years ago
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A student bought some pens at 8 each and some pencils at 31.50 each. If the total
Wittaler [7]

Step-by-step explanation:

Letthenumberofpensbexand

numberofpencilsbey

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3

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