The second one u picked is not correct. Plug on the answers for all the options making sure that they match up with the expression in the question
Answer:
Step-by-step explanation:
The number is 49, First do 21 / 3 to find what 1/7 of the number is. We get 7, so we know 1/7 is 7 so if we do 7 x 7 we will have 7/7 or one whole and 7x7 is 49. Hope this helps
Answer:
30!
Step-by-step explanation:
Add all sides.
Answer:
360°
Step-by-step explanation:
The sum of the interior angles of a polygon is
sum = 180° (n - 2) ← n is the number of sides
here n = 4, hence
sum of interior angles = 180° × 2 = 360°
Answer:
x =9
Step-by-step explanation:
7x+3 = 6x + 12
x + 3 =12
x = 9
So both angles equal 66*
