Answer:
4.1/4
5.7
6.10
Step-by-step explanation:
Check the picture below.
bearing in mind the a solution is where both graphs intersect.
Answer:
Its 15 (x=15)
Step-by-step explanation:
I mean 15-3 is 12
Answer:
∠ 1 = ∠ 2 = 75°
Step-by-step explanation:
The sum of the 3 angles in Δ CDE = 180°
sum the angles and equate to 180°
∠ 1 + 38° + 67° = 180°
∠ 1 + 105° = 180° ( subtract 105° from both sides )
∠ 1 = 75°
∠ 1 and ∠ 2 are vertically opposite angles and are congruent , so
∠ 2 = 75°