Tutors Answer Your Questions about Geometric formulas (FREE)
Question 234482: a circular island of diameter 100 yards is surrounded by a concentric circular moat whose area equals that of the island .which of the following best approximates the width of the moat ?
a) 20 yards b) 30 yards c) 50 yards d)70 yards e) 100 yards
Click here to see answer by checkley77(12844) |
Question 234695: please explain how i would do this problem the directions are find the unknown dimension. A triangle has an area of 5 square meters and a base of 2x. what is the height of the triangle in the terms of x. also what does in the terms of x mean
Click here to see answer by solver91311(24713)  |
Question 238005: 4. ABCD is a rectangle. Find mB.
A. 45°
B. 90°
C. 100°
D. 180°
5. ABCD is a rectangle. AD = 3 and AB = 10. Find CD.
A. 3
B. 6
C. 10
D. 20
6. ABCD is a rectangle. AC = 12. Find BE.
A. 6
B. 8
C. 10
D. 12
7. Find the value of x so that ABCD is a rectangle, if AD = 5x 6 and BC = 3x + 4.
A. 3
B. 4
C. 5
D. 6
Click here to see answer by jsmallt9(3758) |
Question 245494: The length of a rectangle is 4 units less than twice the width. If the length is decreased by 3 units and the width is increased by 1 unit, the area is decreased by 16 square units. If w is the original width, which equation must be true?
A. (2w-3)(w-3)=w(2w-4)-16
B. 2(2w-3)+2(w-3)=2w+2(2w-4)-16
C. (2w-7)(w+1)=(2w-4)-16
D. 2(2w-7)+2(w+1)=2w+(2w-4)-16
Click here to see answer by edjones(8007)  |
Question 248762: I have a candy cane that has a diameter of .5 inches and height of 6.0". I want
to wrap a stripe around the cane. I will wrap it 6 times equally from bottom up. What is the length of the stripe? I know that the c=pi(d) however the stripe must travel up some
distance..
Click here to see answer by scott8148(6628)  |
Question 251060: rewrite the statement in if-then form:
all right triangles have an angle with a measure of 90 degrees.
a. a figure has an angle with a measure of 90 degrees if and only if it is a right triangle.
b. if a figure has an angle eith a measure of 90 degrees, then it is a right triangle.
c. a figure is a right triangle if and only if it has an angle with a measure of 90 degrees.
d. if a figure is a right triangle, than it has an angle with a measure of 90 degrees.
Click here to see answer by richwmiller(17219)  |
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