3 years ago

HELP PLEASE!!!!! I will mark you as brainlyist!!!!!

Mathematics

1 answer:

GenaCL600 [577]3 years ago

3 0

Answer:

77° + 90° + x° = 180°

x° = 180° -77° -90°

x° = 13°

You might be interested in

2 divided by what times what equals 7

g100num [7]

Answer:

Step-by-step explanation:

I answer for what I understand, the question is not clear.

2 divided by what times what equals 7

2 : x = 7

x = -2/-7

x = 2/7

-------------

check

2 : 2/7 = 7

2 * 7/2 = 7

7 = 7

the answer is good

5 0

2 years ago

Please help me with this !!

Sergio [31]

Answer: AC = 7√3

tan 30° = $\frac{BC}{AC}$

=> $\frac{BC}{AC}=\frac{1}{\sqrt{3} }\\\\\=> AC=BC\sqrt{3} =7\sqrt{3}$

Step-by-step explanation:

3 0

3 years ago

Solve for d.<br> -4d + 7 = 3d

STALIN [3.7K]

Step-by-step explanation:

The Answer Is

-4d + 7 = 3d

So, 7 = 3d + 4d

Then, 7 = 7d

•d = 7/7

= 1

So D = 1.

4 0

3 years ago

Which expression is equivalent to 54.5-6?

pentagon [3]

Answer: 5-6•54

Hope this helps (:

3 0

3 years ago

What is the perimeter of the figure

jonny [76]

The perimeter of the shape is 30 add all the sides

3 0

3 years ago