Answer:
600
Step-by-step explanation:
Area of Square:
= l*w
= 20x20 = 400
Area of Triangle:
= b*h/2
= 20*20/2
= 200
400 + 200 = 600
Good luck! <3
Answer:
7
Step-by-step explanation:
Using the exact values for
cos45° = 
and tan60° = 
, then
2(cos²45° + tan²60°)
= 2( ( )² + ( )² )
= 2( 
+ 3 ) ← distribute
= 1 + 6
= 7
Answer:
75% .
Step-by-step explanation:
25%, 50%, 75%, 100%
<span>rectangle A(-8, -3), B(-2, -3), C(-2, -6), D(-8, -6)
and rectangle A'(8, -3), B'(2, -3), C'(2, -6), D'(8, -6)
</span>
x is opposite and y stayed the same
answer
<span>A) (x, y) → (-x, y) </span>
