in shop class, Adriana makes a pyramid with a 4-inch square base an a height of 6 inches. she cuts the pyramid vertically in half as shown. What is the area of each surface?

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Ineed here’s a picture of the question