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

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• 1. 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
• 2. 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
• 3. 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
• 4. 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
• 5. As shown in the figure, we know that ad = 5cm, B is the midpoint of AC, CD = 23ac
• 6. As shown in the figure, we know that ad = 5cm, B is the midpoint of AC, CD = 23ac
• 7. Segment AB = 4cm, extend segment AB to C to make BC = 1cm, then extend AB to D reversely to make ad = 3cm, e is the midpoint of AD, f is the midpoint of CD, find the length of CD and ef
• 8. Segment AB = 4cm, extend segment AB to C, BC = 1cm, and then extend AB to D in reverse direction, so that ad = 3cm, e is the midpoint of AD, f is the midpoint of CD, find the length of EF
• 9. The segment AB is extended to C, so that ab = half AC, BC to D, so that CD = half BC. If ad = 70cm, calculate the length of ab Answer before 11:00 on August 5 ~ add 5 points~
• 10. If the line segment AB is known, extend the line segment AB to C so that BC = half AB, and extend the line segment AB to C in reverse so that ad = three-thirds AB, then the midpoint of the line segment CD is a point_
• 11. 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
• 12. 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~
• 13. 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
• 14. 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
• 15. 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
• 16. 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
• 17. As shown in the figure, point C is the midpoint of line AB, BD = 35ab, CD = 2cm, find the length of AD
• 18. 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!
• 19. 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?
• 20. 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