Answer:
(5,15)
Step-by-step explanation:
A.
Answer:
cosR = 
Step-by-step explanation:
assuming the right triangle has ∠ Q = 90° with legs 5 and 12
then this is a 5- 12- 13 right triangle with hypotenuse PR = 13 cm
then
cosR =
=
= 
Yes 5/6 is smaller than 3/5
Answer:
21%
Step-by-step explanation:
3*7/42*3=21/100=21%