When a polygon is regular, that means that all of its sides are the same length and all of its angles are the same. A heptagon has seven sides and you know that all of them measure 3 inches. You can find the perimeter by adding all of the side measures together, so 3 + 3 + 3 + 3 + 3 + 3 + 3, or 3 x 7. So, the perimeter of the heptagon is 21 inches.
Answer:
8.1
Step-by-step explanation:
If i remember correctly.. it’s C, you cant have the X values repeating.
Answer:
your answer is 4 = t
Step-by-step explanation:
add 2 to 14 then divide the 4 to the 16 then you get your answer
Answer:
2nd one
Step-by-step explanation:
when it's a 45 45 and 90 triangle, it's 1, 1, sqrt 2, but now since the 1 is sqrt 2, v is sqrt 2, and u and sqrt 2 times sqrt 2, which is 2
