Please answer this, I don't have much time left!

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters

How many square centimeters of wrapping paper will be used to wrap the shoe box?