A car accelerates along a straight road, which is 15km long. The car reaches a speed of 75 km/h in 10 s. The average acceleration of the car is Select one:

A. 2.1 m/s ^2

B. 7.5 m/s ^2

C. 1.5 m/s ^2

D. 5.0 m/s ^2

^2 means exponent

I think answer id B.and this will right you make me brillent student

60

step-by-step explanation:

every triangle measures a total of 120 degrees. you have to find angle c. we know that isosceles triangles angles are equal. 60 degrees plus 60 degrees gives you 120.