Answer:
d
Step-by-step explanation:
simply look between 8 and 10
Answer:
value of a = 79
Step-by-step explanation:
by solving it we get,
=》a - 32 = 47
=》a = 47 + 32
=》a = 79
hence, a = 79
<span>Her monthly allowance is $30.</span>
We are asked to find the area of patio. It is circular so formula used for area is given by:

Where
r = radius = diameter / 2 = 20 / 2 = 10 feet

When we round this to the nearest whole number: