Answer:
the perimeter of a square is 4a.. where (a) is one side
therefore the equation formed is
3.5x(4)=2x+54
14=2x+54
2x= -40
x= -20
Answer:
B
Step-by-step explanation:
im pretty sure, im sorry if its wrong ://
The area of the central rectangle = 5 * 3 = 15 ins^2
area of each triangle = 1/2*3*3 = 4.6 ins^2
Total area = 2*4.5 + 15 = 24 ins^2 (answer)
Answer:
speed will be 1500/2 = 750km/h
or 208.33 m/s
Answer:
90
Step-by-step explanation: A right triangle will always add up to 180 seeing that the other two add up to 90 the last side is 90