Answer:
22 hours
Step-by-step explanation:
0.5 km in 1 hr
1 km in 2 hr
11 km in 22 hr
Answer:
54.5 
Step-by-step explanation:
divide it to one rectangle and two different triangles.
Rectangles area: (8+3)*4 = 44
triangle top: 4*3/2 = 6
triangle bottom: 3*3/2= 4.5
sum the all up: 44+6+4.5 = 54.5
don't know how to do it with π though if that's obligatory
Answer:
The number D = b2 – 4ac determined from the coefficients of the equation ax2 + bx + c = 0. The discriminant reveals what type of roots the equation has. Note: b2 – 4ac comes from the quadratic formula.
Hope this helps please mark me as brainliest
2/5 = x/10
2/5 x 2 = 4/10
x= 4
2/5 = 4/10