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Kathy

Questions (8)

Two sides of a triangle are 10 mm and 7 mm.determine the length of the third side ?
1. 1 answer
2. 32 views
Two angles are supplementary with measures m<ACB =4x and m<BCD=(6x+50) What is the measure of <ACB?
1. 1 answer
2. 45 views
Two complementary angles have measures (2x) and (3x) What is the value of x ?
1. 1 answer
2. 38 views
The length of a rectangle is four meters less than twice its width. If the perimeter of the rectangle is 88 meters, what is the
1. 0 answers
2. 94 views
What percent of the volume of a 10×10×10 box can be filled with 4×4×4 wooden cubes? Express your answer as a decimal to the
1. 2 answers
2. 619 views
A person 6 feet tall walks around the earth. How many feet farther does the top of this person's head travel than the bottom of
1. 1 answer
2. 579 views
If [a] represents the greatest internet less than or equal to a, what is the value [pi] + [-pi]?
1. 2 answers
2. 408 views
the minute hand of the tower clock is 12 inches long and the hour hand is 9 inches long. on this clock what is the positive
1. 3 answers
2. 1,496 views

Maybe if we divide it by 2 or estimate by rounding
7 8 9 11
The answer is -1 according to the answer sheet but why? I need to show the work.
Find the area and circumference of a circle with radius 2cm. Use the value 3.14 for n, and do not round your answer. Be sure to include the correct units in your answers .

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