1 and 2 are right angles.
Supplementary means they add up to 180. If they are congruent, both of them must be 90 degrees, which are right angles.
Hope this helps!
Answer: (Width x = 7) (Length 10)
Step-by-step explanation:
(x+3) + = 34/2
2x + 3 = 17
2x = 14
x = 7 -----------Width
10 ---------------Length
Answer:
You can buy 5 bags of chips with 25 dollars
Step-by-step explanation:50 divided by 9 equals 6 so I multiplied it by 5 because it hasnt gone over 25 and I got 21.45
Well the way I multiply bigger numbers is like this...
43 x 42
43
42
3 times 2 equals six
then 4 times 2 is 8
then add your zero place
then 4 times 3
and then 4 times 4
Or..something like this.