Use the figure and information below to answer the following questions Given: AC = BD
Prove: AB - CD
Statement
Reason
1. AC = BD
1.
2. BC = BC
2
3. AC - BC = BD - BC 3
4. AC-BC = AB
BD - BC = CD
5. AB = CD
5
What is the reason for Statement 1?
Use the figure to answer the question.
ОА.
Proven
ОВ.
Given
OC. Segment addition
OD
Substitution

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered