Un trunchi de piramidă triunghiulară regulată are înălțimea egală cu 12 cm apotema bazei mari egală cu 6 cm şi apotema bazei mici egală cu 4 cm. calculați înăltimea piramidei din care provine trunchiul şi lungimea apotemei trunchiului de piramidă.

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0