39×2÷6=13
13-5=8 mm. The other base of the trapezoid is 8 mm. Let check it:
1/2(8+5)×6
=1/2×13×6
=39 square mm. Hope it help!
Answer:
932.8
Step-by-step explanation:
Hope this helps!
20% off means you paid only 80% of the original price.
0.8x=40
x=40÷0.8=50
so the original price is 50
So area is base x height:
5(x+2)=20
5x+10=20
5x=10
x=2
its A
Answer:
No
Step-by-step explanation:
pi is irrational. That was proven long ago. Unfortunately the proof is harder to understand than the proof that the square root of 2 is irrational, which is accessible to most high school students.
To prove that p is irrational you need to understand calculus, up through integration. Even then, the proof is rather intense and takes careful attention.
