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NeTakaya
2 years ago
11

PLEASE HELP ME IGIVE YA'LL 12 POINTS PLEASE HELP ME

Mathematics
1 answer:
Dafna11 [192]2 years ago
8 0
Here is an example from question 1.

This is the diamond method and helps before you can do it in your head after a bit of practice.
Hope it helps!

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1. Fill in the blanks with the proper vocabulary.<br> |5y - 8 = 7v+22
Virty [35]

Answer:

12x+4x-7y+45b+78a-44b+1a+1z+0d+1.1a+1.1a+2+2+2

7 0
3 years ago
What is the area of the trapezoid to the nearest tenth? <br> PICTURE BELOW ⬇⬇⬇⬇
Nastasia [14]

Answer:

  62.4 ft²

Step-by-step explanation:

The unmarked horizontal dimension at the bottom of the triangle is ...

  (8 ft)sin(30°) = 4 ft

The unmarked vertical dimension of the triangle (the height of the trapezoid) is ...

  (8 ft)cos(30°) ≈ 6.93 ft

Then the area of the trapezoid is given by the formula ...

  A = (1/2)(b1 +b2)h

  A = (1/2)((4 ft+7 ft) +(7 ft))(6.93 ft) ≈ 62.4 ft²

_____

The mnemonic SOH CAH TOA can remind you of the relationships between right triangle dimensions and angles.

  Sin = Opposite/Hypotenuse   ⇒   Hypotenuse×Sin = Opposite

  Cos = Adjacent/Hypotenuse   ⇒   Hypotenuse×Cos = Adjacent

6 0
3 years ago
The speed of light is 3 x 10 8 meters per second (m/s). What is the speed of light in miles per year (mi/yr)
GenaCL600 [577]

Answer:

the  speed of light in miles per year is 5.88 × 10^12 mi / year

Step-by-step explanation:

The computation of the speed of light in miles per year is shown below;

As we know that

1 m/sec = 1 ÷ 1609  mi/sec

3 ×10^8 m/sec = (3 × 10^8) ÷ (1609)

= (3 × 10^8 × 60 × 60 × 24 × 365) ÷ (1609)

= 5.88 × 10^12 mi / year

Hence, the  speed of light in miles per year is 5.88 × 10^12 mi / year

8 0
3 years ago
A landscaping company placed two orders with a nursery. First order was 5 bushes and 8 trees,and totaled $374.The second order w
Ede4ka [16]

Answer:For one bush it would be $185 and for one tree it would be $189.

Step-by-step explanation:185 + 189 = 374

8 0
3 years ago
Determine the measure of the interior angle at vertex C.
Nadusha1986 [10]

Answer:

120 degrees.

Step-by-step explanation:

This is a pentagon so the interior angles add up to 540 degrees, so we have:

4x + 4x + 4x + 3x + 3x = 540

18x = 540

x =  30 degrees.

So m < C = 4*30 = 120 degrees.

7 0
3 years ago
Read 2 more answers
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