Base and height so you would multiply 1/2 with 4 then divide by two and you get your answer
"more" refers to addition
"a number" refers to a variable (x)
x + 20 = 18
x = -2
Answer:

Step-by-step explanation:
is 2.65 rounded to the nearest hundrendth.
is 5.
is 6.48 rounded to the nearest hundrendth.
Answer:
3 :)
Step-by-step explanation:
A=l*w
A=0.35 km*0.3=0.05 km^2
we transform in meters
0.05 km^=50m^2