Answer:
A is given by:

Step-by-step explanation:
The base length of the triangle is 4 units shorter than the height.
This means that 
So



The expression for A in terms of h only was given above.
Answer:
-30
Step-by-step explanation:
first you should complete the equition of bracket
1-3/4+(-121/4)
= 1-3/4+(-30.25)
= 1-0.75+(-30.25)
=0.25+(-30.25)
=-30
hence the right answer is -30 :)
D 8x-3 because must add them all together
A,,,,they are multiples of the lengths indicated
Step-by-step explanation:
it's the square equal to the equivalent equation to equal 5 673y