Origami is the Japanese art of paper folding. The diagram below represents an unfolded paper kabuto, a samurai warrior's helmet. From the kabuto below, which of the following are pairs of congruent angles? Check all that apply.

How do you divide 9/4 divided by 10/3

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%