Answer: Choice D
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Explanation:
The formula for the surface area of a cylinder is
We then replace r with 10 and h with 25. Keep in mind that the diameter is 20 mm, so the radius is half that at 10 mm.
So that's how we get to
Answer:
288
Step-by-step explanation:
76+45=121
121+98=219
219+76=295
295-7=288
Ans57 , 58 , 59
Step-by-step explanation:
Answer:
x=42°
Step-by-step explanation:
We know that 2 of the legs are congruent, so the angles opposite them will be congruent.
The angles of a triangle add up to 180°
This can be represented by 
<u>Hope this helps :-)</u>
