You use the Pythagorean theorem which is a^2+b^2=c^2
So....
.8^2+.6^2=c^2
.64+.36=c^2
1=c^2
1=c becaaue the square root of one is one
Answer: A B
legs~ The two congruent sides of an isosceles triangle that has only two congruent sides.
base ~The noncongruent side of an isosceles triangle that has only two congruent sides.
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
sine= opposite/hypotenuse
cosine= adjacent/hypotenuse
