Please help! I’ll give brainliest but I need help immediately this is due in a couple hours!!

1. 3 ft.

2. 72.8 cm

3. 28.35 Inches

4. I think its the 11, and the area is 49.14 inches

Area of rectangle = base × height

Area of parallelogram = base × height

1.

2.

3.

4.

The measurement that is unnecessary is 11.7 inches because only base and height is required to find the area.

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

30

step-by-step explanation:

times by times