If AB = A & nbsp; cm, AC = BD = B & nbsp; cm, and a and B satisfy (a − 10) 2 + | B2 − 4 | = 0. (1) find the length of AB and AC; (2) find the length of Mn

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• 1. Given that there are two points CD on the line AB, AC = 1 / 3 BC, ad = 5 / 4bc, CD = 7 cm, find the length of the line ab Ad equals 4 BD out of 5
• 2. Two points c and D on the same line AB, known as ad = 9 / 5bd, AC = 9 / 5, CD = 4cm, find the length of ab
• 3. Given that the line ad is equal to 5cm, B is the midpoint of AC, CD is equal to two thirds of AC, find the length of AB, BC and CD Please be more specific. Let's draw on the draft paper~
• 4. Point C is a point on line AB, and point D is the midpoint of BC, if ad = 5cm, AC + AB =? We need it now
• 5. As shown in the figure, we know that ad = 5cm, C is any point on the line ad, B is the midpoint of the line AC, CD = 2 / 3aC, find AB, BC, CD
• 6. BC is the two points of ray ad, e is the midpoint of line AB, f is the midpoint of line CD, ad = 18cm, BC = 5cm, find EF
• 7. As shown in the figure, we know that B and C are two points on the line ad, e is the midpoint of AB, f is the midpoint of CD, ad = 18am, BC = 5cm (1) Find AB + CD; (2) find the distance between E and F
• 8. 1: C and D are two points on the line ab. given BC = 1 / 4AB, ad = 1 / 3AB, ab = 12cm, find the length of BD and CD 2: It is known that ∠ AOB is a right angle, AOC is an acute angle, OE bisects ∠ BOC, of bisects ∠ AOC, and the degree of ∠ EOF is calculated 3: The lines AB and CD intersect o, OE bisects ∠ BOC, of ⊥ CD. If ob divides ∠ DOE into 2:3 parts, calculate the degree of ∠ AOF
• 9. As shown in the figure, B is the point on the line ad, C is the midpoint of the line BD, ad = 10, BC = 3 cd.ab The length of /___________________________ / a b c d
• 10. As shown in the figure, we know that ad = 5cm, B is the midpoint of AC, CD = 23ac
• 11. 1. As shown in the figure, it is known that there are two points c and D on the line AB, and AC = BD, m and N are the midpoint of the line AC and ad respectively, if AB = ACM 1. As shown in the figure, it is known that there are two points c and D on the line AB, and AC = BD, m and N are the midpoint of the line AC and ad respectively, if AB = ACM, AC = BD = BCM, and a and B satisfy (A-10) & sup2; + L2 / b-4l = 0 l___ l___ l___ l___________ l________ l A N D M C B (1) Find the length of AB and AC (2) Find the length of line Mn Write the title number clearly
• 12. As shown in the figure, point C is the midpoint of line AB, BD = 35ab, CD = 2cm, find the length of AD
• 13. Given that the line segment ad = 6cm, the line segment AC = BD = 4cm, the points E and F are the midpoint of the line segments AB and CD respectively, the length of the line segment EF is calculated Please, class is coming!
• 14. Given that the line segments ad = 6cm, AC = 4cm, BD = 4cm, e and F are the midpoint of AB and CD respectively, how many centimeters is ef?
• 15. As shown in the figure, it is known that the line segment ad = 6cm, the line segment AC = BD = 4cm, e and F are the midpoint of the line segments AB and CD respectively, and EF is calculated
• 16. Given that point B is the midpoint of line ad, point C is the midpoint of line BD, CD = 2.5cm, please find out the length of line AB, AC, ad and BD?
• 17. It is known that the line segment ad = 10 cm, the line segment AC = BD = 7 cm, e and F are the midpoint of the line segments AB and CD respectively, and the length of EF is calculated
• 18. Given that point C is the midpoint of line AB, point D is the midpoint of line BC, CD = 2.5cm, please find out the length of line AB, AC, ad and BD Use ∵, ∵. ∵ C is the midpoint of ab, ∴......................
• 19. Given the line AB = a, extend the line Ba to the point C so that AC = 1 / 2Ab, and the point D is the midpoint of the line BC
• 20. If line segment DB = 2cm, extend BD to a so that Ba = 5cm, point C is a point on line AB, AC = 1.2cm, then the length of CD is () cm