1.) Given AADC is isosceles, where ZDAC and ZADC are base angles. Solve for x, when
ZDAC = (4x + 7)º and ZADC = (6x – 4)º.
A

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)