If the distance between M and N on the plane is 17cm, P is another point on the plane, and PM + PN = 25cm, then : 1. Point P is on line Mn 2. Point P must be on line Mn 3. Point P is outside the line Mn 4. Point P must
If the distance between M and N on the plane is 17cm, P is another point on the plane, and PM + PN = 25cm, then:
(point P is outside the line Mn)
Because PM + PN > Mn, point P is outside the segment Mn
RELATED INFORMATIONS
- 1. The distance between two points Mn on the plane is 17cm. If there is a point P on the plane and the sum of the distance between two points Mn is equal to 25cm, then the following conclusion is correct A. Point P is on the line Mn. B, P must be outside the line Mn. C, point P must be outside the line Mn. D, point P may be on the line Mn or outside the line Mn
- 2. As shown in the figure, make a point P, make PE = PF, and make the distance from point P to both sides of ∠ AOB equal
- 3. M. The distance between two points of n is 10cm, and there is a little p, which satisfies PM + PN = 13cm A. Point P must be on line Mn B. Point P must be outside the line Mn C. Point P may be on or outside the line Mn D. None of the above is true
- 4. Given: angle ABC and two points m, N. calculate: point P, so that PM = PN, and the distance from point P to both sides of ABC is equal
- 5. As shown in the figure, in the rectangular coordinate system, O is the origin, and the image with known inverse scale function y = K / X (k > 0) passes through point a (2, m), passes through a and makes ab ⊥ X axis at point B, and The area of ⊿ AOB is 1 / 2. The line L passing through the origin intersects with y = K / X at P and Q. try to write the minimum PQ of the line segment according to the image
- 6. In Cartesian coordinates, O is the origin of coordinates, and the image of the first-order function y = x + k-1 intersects the image of the inverse scale function y = K / X If M = 1 / 2K, then the value of K is (). If OP = 3, then the value of K is(
- 7. If the image with inverse scale function y = K / X passes through point a, point a is on the angular bisector of the fourth quadrant, and OA = 3 pieces of 2, the analytic expression of inverse scale function y = K / X is
- 8. It is known that the image of inverse scale function y = 1 / X and y = 2 / X intersects the image of positive scale function y = 1 / 2 x at two points AB as shown in the figure, then OA ratio ob is equal to
- 9. The line L passing through the fixed point P (2,1) teaches that the positive and half axis of X axis is at point a, the positive and half axis of intersecting Y axis is at point B, and O is the coordinate origin to find the minimum perimeter of triangle OAB?
- 10. Let the straight line pass through the fixed point P (1,2) and intersect with the positive half axis of X and Y axes at two points a and B respectively, and o be the origin coordinate, then the minimum value of the circumference of △ AOB is obtained
- 11. P is the golden section point of segment Mn, MP is greater than Mn, and MP = (root 5-1), then what is Mn equal to?
- 12. Given the line segment Mn = 4cm and the point P is the golden section point, find the length of the longer line segment MP?
- 13. Given that the segment Mn = 4cm, point P is the golden section point, find the length of the longer segment MP
- 14. The length of segment Mn is 2 cm, and point P is the golden section point of segment Mn
- 15. As shown in the figure, in the isosceles triangle ABC, point P is a moving point on the bottom edge AC, and m and N are the midpoint of AB and BC respectively. If the minimum value of PM + PN is 2, then the perimeter of △ ABC is___ .
- 16. As shown in the figure, in rectangular ABCD, ab = 30, ad = 40, P is a moving point on BC, passing through point P as PM ⊥ AC at point m, PN ⊥ BD at point n, let's ask if point P is at BC Does the value of PM + PN change during movement? If it does not change, calculate the value; if it changes, try to point out the range of change
- 17. P is a moving point on the edge of rectangle ABCD, ab = 3, BC = 4, PM and PN are the distances to the diagonal respectively. Prove that (PM + PN) is a fixed value and calculate this value Did not learn the trigonometric function rectangle topic
- 18. As shown in the figure, the two diagonals of diamond ABCD are 6 and 8 long respectively. Point P is a moving point on diagonal AC, and points m and N are the midpoint of edge AB and BC respectively. Then the minimum value of PM + PN is______ .
- 19. In the RT triangle ABC, ∠ ACB = 90 °, P is the point on AB, PM ⊥ AC at point m, PN ⊥ BC at point n and PM = PN, AC = 6, BC = 8, then PM =? Text description
- 20. It is known that in y1-y2, Y1 is positively proportional to 1 / x, the scale coefficient K1, Y2 is inversely proportional to 1 / x, the scale coefficient K1, Y2 is inversely proportional to 1 / x, and the scale coefficient K2, When x = 1, y = 4, then the relationship between K1 and K2 is ['<' > '='] , quick search /