Should be 11.25 because 15 is 1/4 of 60 . U take 1/4 away from 60 so u gotta take 1/4 away from 15 which is 3.75 . And you get 11.25
The expression is (2x2)+5
the first quadrant only has positive numbers therefore everything is positive
Answer:
21
Step-by-step explanation:
Using the rule of exponents
×
⇔ 
Given
3
× 7
= 3 × 7 × 
= 21
Concave pentagon
Explanation: pentagons have 5 sides