Use TrianCal to draw a triangle with phi as Great Piramid (minimum perimeter given 2 equal heights) = maximun stability.

NOTE: Phi=(1+√5)/2≈1.62 and acos(1/Phi)≈51.83º

8 0

3 years ago

Simplify the expression.<br> −(−x)3 − x3

Olenka [21]

Answer:

Step-by-step explanation:

-(-x) ^3-x^3

x^3-x^3

4 0

3 years ago

MARKING BRAINLIEST

Zielflug [23.3K]

Answer:

Step-by-step explanation:

5/4*4/13=20/182=10/91 you take the red marble out so you -1 from the red and the total bag of marbles then you multiply them to gather to get the combined average then simplify

8 0

3 years ago