Answer:
A = 60°
Step-by-step explanation:
First to find the missing angle you add the three known angles,
90 + 135 + 75 = 300
Then, you subtract, 360 - 300 = 60
<h3>So, 360° = 60° + 90° + 135° + 75°</h3><h3 />
It equals 99. 4 times 9 equals 36. 11 times 9 equals 99.
I ain't Joseph but what's wrong?
Answer:
a = 65
Step-by-step explanation:
Answer:
Area of triangle= Half of perpendicular times base
In short:1/2×p×b
