Answer:
C
Step-by-step explanation:
The identity property for addition tells us that zero added to any number is the number itself.
20 quarters
5x 4 =20
hope it helped bye
Answer:
30
Step-by-step explanation:
let unknown angle = x
cos = adjacent / hypotenuse
adjacent of ? = 13
hypotenuse = 15
cos(x) = (13/15)
==> take inverse cos of both sides
x = 30 (rounded)
Note : hypotenuse = longest side and adjacent = side thats not the hypotenuse or opposite
Look at the attached image above ☝️for explanation
Hope it helps! and if it's not pls tell me on the comment.