Answer:
-54 is a integer and rational number
Step-by-step explanation:
Answer:
4/10 is equivalent to 2/5
Step-by-step explanation:
because 4/10 is written as 0.4 in decimal form and so is 2/5, which means they are equivalent
Answer:
SSS postulate because three sides of a triangle are are congruent
Answer:
its c ! just took the test :)
Answer:
cos(A)=√21/5
Step-by-step explanation:
Use the definition of each function as well as the Pythagorean Theorem.
Hope it helps :>
