You have to shoe that the angles between adjacent sides = 90 degrees. You do do this by showing the adjacent sides are perpendicular by comparing their slopes.

4 0

2 years ago

Read 2 more answers

11/n=8/5 solve for n

mezya [45]

Answer:

n = 55/8

Step-by-step explanation:

$\frac{11}{n} = \frac{8}{5}\\\\cross \ multiply :\\ 8 \times n = 11 \times 5\\\\n = \frac{11 \times 5}{8} = \frac{55}{8}$

6 0

2 years ago

Read 2 more answers

Find the number of subsets for the following set. {3, 4, 5} How many subsets does this set have? nothing (Type a whole number

AlexFokin [52]

8. When you’re making subsets, you have two options for each element in the original set: you can either include it or not. This gives you 2 x 2 x 2 = 8 possible ways you can put a subset together from the three elements in {3, 4, 5}.

6 0

3 years ago