A^2+b^2=c^2 (Pythagoran theorem)
-> 30^2 + length^2 = 78^2
-> length = √6084-900 = <span>√5184 = 72 ft
=> area = length x width = 72 x 30 = 2160 ft^2</span>
Answer:
they are opposites
Step-by-step explanation:
Answer:
One pair of gloves costs $3.75.
Step-by-step explanation:
Systems of equations
x=hats y=gloves
2x+3y=28.25
x+y=12.25
2(12.25-y)+3y=28.25
24.5+y=28.25
y=3.75
Answer:
15.2 meters
Step-by-step explanation:
50 ÷ 3.3 = 15.15
Answer:
x/(-5/8)
Step-by-step explanation:
