So whats the answer. please help me I got a test of this
Answer:
Well, the only thing you should do is to use the formula.
if the bases are: a, b
and the height is=h
Then, this is your formula, S=½(a+b)×h
Step-by-step explanation:
Aight,
100dm=10m
S=10m
now, the formula
10=½(2.1+1.9)×h===> 20=4h==> h=5m
Answer:
The relation between x and y is

Step-by-step explanation:
Given that,
The value of y varies directly as the square of x.


where r is constant of proportional.
Given that,
y= 27 and x=9
Plug y= 27 and x=9 in above relation





The relation between x and y is

The answer is c 8 in each row