Answer:
Step-by-step explanation:
<u>The full surface area is:</u>
- S = Ph + 2B = (3 + 4 + 5)*12 + 2(1/2*3*4) = 144 + 12 = 156 cm²
Correct choice is D
Answer:
Step-by-step explanation:
<u>Given equation is:</u>
Multiply 2 to 4
While comparing both sides, we get:
7 = n
OR
n = 7
Hope this helped!
<h3>~AH1807</h3>
TU=13; UV= 13; TV=26
Step-by-step explanation:
Hope this helped!
Remove parentheses
3m - 7m+12 = 2 m-3
collect like terms
3m-7m-12 = 2m-6
move terms
-4m - 12 = 2m-6
collect the like terms and calculate
-4m-2m = -6+12
divide both sides by -6
-6m=6
m= -1