Answer:
105
Step-by-step explanation:
3.75 times 28 = 105km
16
Area = perpendicular height * base
= DP * CB
= √[(2 - -1.2)^2 + (-5 - (-3.4)^ ] * √[(2 - 0)^2 + (3- -1)^2)]
= √(12.8.) * √(20)
= 16
=
i don't know its ans thank you
