Area of triangle = base x height over 2
3 x 4 = 12
12 over 2 = 6
area = 6cm^2
Answer:
The length of the diagonal of a poster board is 
Step-by-step explanation:
Let
x----> the length of the diagonal of a poster board
we know that
Applying the Pythagoras Theorem

Answer:
a member would have to take 14 lessons versus a non-member which would only have to take 7
Answer:
Step-by-step explanation:
Take the negative exponent in the denominator to make it positive
Example = (2^-3)
= 1/2³