Which pairs of triangles MUST be similar? a. Triangles 1 and 2 each have one angle in common.
b. Triangles 3 and 4 are both isosceles. They each have a 60 degrees angle.
c. Triangles 5 has a 20 degrees angle and a 100 degrees angle. Triangle has a 20 degrees angle and a 60 degrees angle.
d. Triangle 7 has a 70 degrees angle and a 25 degrees angle. Triangle 8 has a 50 degrees angle and a 105 degrees angle.

Marina baked cookies. she gave 3/4 of the cookies to the scout bake sale. she shared the remaining 6 cookies with her friends. how many cookies did marina bake?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

Ok a point t on a segment with endpoints d(1, 4) and f(7, 1) partitions the segment in a 2: 1 ratio. find t. you must show all work to receive credit.