Answer:
The surface area of ball is 400π sq.cm
Robert is using the following data samples to make a claim about the house values in his neighborhood:
2 answers:
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The base is x.
The height is 5 feet more than the base, so it's x+5.
The area of a parallelogram is the product of its base and its height. The area is 204 square feet.
The length of the base of a parallelogram must be a positive number, so x=12.
The base is 12 feet long, the height is 17 feet long.
The height is 5 feet more than the base, so it's x+5.
The area of a parallelogram is the product of its base and its height. The area is 204 square feet.
The length of the base of a parallelogram must be a positive number, so x=12.
The base is 12 feet long, the height is 17 feet long.
Answer:
x ≈ 3.5 cm
Step-by-step explanation:
Using the sine ratio in the right triangle
sin23° = =
=
( multiply both sides by 9 )
9 × sin23° = x , then
x ≈ 3.5 cm ( to 1 dec. place )