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
The area of the triangle equals 8ft^2
Answer:
B
Step-by-step explanation:
Answer:
10 min per mile
Step-by-step explanation:
Slope = 10/1 = 10
rise 10 up
run 1 right