4 years ago

Plz help "geometry"

1 answer:

3 0

<span>Complementary angles sum up to 90 degrees and supplementary angles sum up to 180 (I remember that because they are alphabetical). 90 - 71.4 = 18.6 180 - 71.4 = 108.6 Therefore, D. is the answer.</span>

You might be interested in

The distance from B to B' is 6 and the distance from A to B' is 2. What is the scale factor?choice:1/41/343

Mkey [24]

In this case, we'll have to carry out several steps to find the solution.

Step 01:

Data:

BB' = 6

B'A = 2

Step 02:

scale factor:

$\frac{BB^{\prime}}{B\text{'A}}{}=\frac{6}{2}=3$

The answer is:

scale factor = 3

3 0

1 year ago

What is the ratio of 18 inches to 1 yard? (Change 1 yard to 36 inches before writing the ratio)

Westkost [7]

Answer:

1:2

Step-by-step explanation:

18 inches to 1 yard

We need to convert 1 yard to 36 inches

18 inches : 36 inches

Divide each side by 18

18/18 : 36/18

1:2

8 0

3 years ago

How do you solve 1/2(6)(h+1)=18

luda_lava [24]

Multiply 6 by 1/2 to get 3

Ow you have :

3( h + 1) = 18

Distribute the 3:

3h + 3 = 18

Subtract 3 from both sides:

3h = 15

Divide both sides by 3:

H = 5

4 0

3 years ago

Simplify 4y-8y^2+9y-7y^2

LUCKY_DIMON [66]

Answer: D) 13y+15y^2

Step-by-step explanation:

(4y+9y)+(-8y^2-7y^2)=13y-15y^2

4 0

3 years ago

Read 2 more answers

Find the perimeter of the polygon with the vertices A (-1,5), B (-1,-4), C (-6,-4), and D (-6,5)

ch4aika [34]

Schools almost over, good luck!!

5 0

3 years ago