Answer:
Step-by-step explanation:
Hello, please consider the following.
a)
b)
Thank you.
Answer:
c.12/7
Step-by-step explanation:
The given angles 3 and 4 shares a common arm, therefore the angles are known as Adjacant Angles
Area of the rectangle ==> 9x13 =117 cm²
Area of the right triangle ==> 11x(5)/2 =55/2 cm²
Total area = 117 + 55/2 = 289/2 = 144.5 cm²