Answer:
x=28
Step-by-step explanation:
So a triangle is 180 degrees in total then you would subtract 40 from 180 because the top angle and leaving you with 140 then divide by 5 because the bottom two getting you 28 then you could just plug in 28 for x on each angle
180-40=140
140/5=28
2(28)=56
56 is angle A
Answer:
square inches
Step-by-step explanation:
For the rectangular prism in the middle:



For the left triangular prism:





For the other right triangular prism, it's the same.
Let's add now to find the surface for the whole ramp.

Hope this is helpful to you
Answer:
-3, -3
Step-by-step explanation:
The slope is rise/run, so it is 6/-2 = -3
The line crosses the y axis at -3
i just saw this class
the answer for the first one is 10m2
the answer for the second one is 90m2
have a nice day and be safe :)