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2 answers:
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Answer:
Part 22) The area is and the perimeter is
Part 24) The area is and the perimeter is
Part 26) The area is equal to
Step-by-step explanation:
Part 22) Find the perimeter and area
step 1
The area of a rectangle is equal to
we have
Remember that
When multiply exponents with the same base, adds the exponents and maintain the base
substitute in the formula
step 2
The perimeter of a rectangle is equal to
we have
substitute in the formula
Part 24) Find the perimeter and area
step 1
The area of triangle is equal to
where
Remember that
When multiply exponents with the same base, adds the exponents and maintain the base
substitute the given values
step 2
Find the perimeter
I will assume that is an equilateral triangle (has three equal length sides)
The perimeter of an equilateral triangle is
where
substitute
Part 26) Find the area
The area of a circle is equal to
where
Remember the property
substitute in the formula the given value