2 years ago

What is the value of x in this heptagon?

2 answers:

8 0

The sum of the angles in a heptagon is 900 degrees

so add them
113+168+129+101+x+144+122=900
777+x=900
minus 777 from both sides
x=123

x=123 degrees

Ostrovityanka [42]2 years ago

6 0

I think you need to add all the numbers
hope this helps
but i 'm not sure

You might be interested in

At 10:00 a.m. the temperature is –3.4°F. The temperature increases 0.5°F each hour for the next 6 hours. If the temperature drop

Marat540 [252]

Answer:

-3.4+3=-0.4 -0.4-5.3=-5.7 (-5.7F)

Step-by-step explanation:

Brainlist plz

3 0

2 years ago

You got to find the surface area

vladimir1956 [14]

Answer:

156 sq. units

Step-by-step explanation:

divide the prism into 2D shapes using the net. Then, use the numbers to find the length and width. Multiply the length and width of each 2D shape. Finally, add all the numbers you got to get the sum of 156 sq. units.

7 0

2 years ago

Dave rented a limousine for his wife's birthday. The hourly rate is $70. They used the limousine for 5 hours, plus Dave gave the

denis-greek [22]

Answer:

i think that in total, he spent $385

Step-by-step explanation:

70 times 5, and then find 10% of that

7 0

2 years ago

What is the perimeter and area

vredina [299]

Answer:

Perimeter = 18

6 + 6 + 3 + 3=18

Area= 18

6 x 3 = 18

Step-by-step explanation:

I hope this can help!!!

5 0

2 years ago

Please help, i need to know

klasskru [66]

Step-by-step explanation:

option a is correct

and d too and

-4b⁴ one Is wrong and -5x³

7 0

2 years ago