The minute hand of a clock is 9.5cm long. how far will the tip of the hand travel in one day

Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)

Which math sentence can be used to determine if the triangle is a right triangle?

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor