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In the xy-plane, if a point with coordinates (a,b) lies in the solution set of the system of inequalities above, what is the maximum possible value of b?

In triangle ABC, the measure of LB is 90o, BC = 16 and AC = 20. Triangle DEF is similar to triangle ABC, where vertices D, E, and F correspond to vertices A, B and C, respectively, and each side of the triangle DEF is 1 | 3 the length of the corresponding side of the triangle ABC. What is the value of sin F?

In the xy-plane above, O is the center of the circle, and the measure of LAOB is pi | a radians. What is the value of a?

Considering Formula 1/W = 1/X + 1/Y + 1/Z, Then If X = 5, Y = 10, And Z = 15, Value Of 1/W Is:

A Rectangle A With Length 10 Centimeters And Width 5 Centimeters Is Similar To Another Rectangle B Whose Length Is 20 Centimeters. Find The Area Of Rectangle B.

Given is Z = (X + Y)/4, Then If X = 10 And Y = 10 Value Of 'Z', What will the answer be?

By Factoring 3x - 15xy - 30z, What will the answer be?

If Expression 12c + 1b + 7d Is Subtracted From 39c + 40b + 45d, Then the answer will be:

If a triangle has one angle of 60 degrees, the second angle of 90 degrees, how many degrees would the third angle measure?

Quadrilaterals with 2 sets of parallel sides are known as what shape?

What type of angle has between 90 and 180 degrees?

What do the abbreviations sin, cos, tan stand for?