specialization

The number of special quadrilaterals with two pairs of parallel sides are => 1 or 3 or 4 or 2..

The number of special quadrilaterals having four right angles are => 2 or 1 or 3 or 4..

The number of special quadrilaterals with no parallel sides is => 2 or 0 or 1 or 3..

The number of special quadrilaterals with all sides of different lengths is => 3 or 0 or 2 or 1..

The number of special quadrilaterals with exactly one pair of parallel sides is => 1 or 0 or 3 or 2..

Suggest possible confounding variables for the situation given. " Two groups of people consisting of 6 people each are given 2 special diets - a low- fat diet and a high-fat diet. After 3 months the blood pressures of the groups are compared to see if diet has any effect on blood pressure..

A carpet has 15 special patterns as shown. The rate of making the pattern is $3 per square cm for the shaded portion and $2 per square cm for the unshaded portion. Find the total cost of making the patterns on the carpet. [Take π = 3, A = 12 cm, and B = 4 cm.] => $ 4350 or $ 4473 or $ ..

A sweet shop makes gift packet of sweets which combines two special types of sweets A and B. The weight of the pack is 7 pounds. At least 3 pounds of A and no more than 5 pounds of B should be used. The profit on sweet A is $15 per pound and on sweet B is $20 per pound. Which of the follo..

A physical education director claims that by taking a special vitamin, body weight can be increased. The data corresponding to the weights of five students before and after taking the vitamin is shown. Is there enough evidence to support his claim at 90% confidence? Find the test value. B..

Line T is a transversal for the parallel lines L 1 and L 2 . Use the figure to identify the special name for the angle pair ∠ 3 and ∠ 5. => same-side interior angles or congruent or complementary or corresponding angles..