First one is three i think
Answer:
19 11/36
Step-by-step explanation:
19 3/4−4/9
Get a common denominator of 36
19 3/4 *9/9 = 19 27/36
4/9*4/4 = 16/36
19 27/36 - 16/36 = 19 11/36
Answer:
10, 41, 42
Step-by-step explanation:
(n)+(4n+1)+(5n-8)=93 because triangle perimeter
10n-7=93
10n=100
n=10
Answer:
14/35
Step-by-step explanation:
Answer:
77cm
Step-by-step explanation:
Area of a rectangle=L×B
So
7×11=77cm
