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Gems
Questions (6)
In a community of 800 people the rate at which a rumor spreads is jointly proportional to the number of people who have heard
1 answer
2,614 views
For what value or values of x is the expression 3x/x^2-x undefined?
3 answers
641 views
Triangle ABC has a right angle at C. The bisector of an exterior angle at B intersects line AC at D. If AB=13 and BC=5, what is
1 answer
739 views
The sides of a triangle are 15, 20 and 28. How long are the segments into which the bisector of the largest angle separates the
3 answers
2,066 views
In triangle ABC, measure of angle A is 30 degrees. AC=4, AB=3 square root of 3. Find BC.
2 answers
647 views
A trapezoid has parallel sides 13 and 21 cm long. The longer of the two nonparallel sides is 17 cm and the shorter is
1 answer
601 views
Answers (1)
square root of 7?
