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Questions in math

[Sagot para sa’yo] Complete each number line. Use it to find the sum 1. 42+7= 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 202. 6+59=1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 203. 36+8=1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Find the sum using the numbers line.1. 25+2= 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 2. 54+8= 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 3. 69+9= 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80.​

[Sagot para sa’yo] An underground tunnel is designed in the shape of a parabolic arch. The maximum height of the tunnel at its center is 9 meters. A horizontal steel beam, used to support electrical wiring for the trains, is installed 2 meters below the top of the tunnel. The beam stretches 12 meters across, from one side of the tunnel wall to the other. A high-speed train must pass through the tunnel, and engineers need to ensure there’s enough clearance for safety and ventilation. What is the total width of the tunnel at ground level, where the train enters and exits?

[Sagot para sa’yo] given : base = 7 meters , height=12 meters formula: A=b×h how to answer ​

[Sagot para sa’yo] x² + 6x - 16 by x-2.​

[Sagot para sa’yo] Mary has 1/4 of cake she gives half of the cake to her sister. What fraction of the cake does her sister receive?

[Sagot para sa’yo] I will send a picture to you to solve my math subject

[Sagot para sa’yo] An electronic engineer wants to know the vertex, focus, directrix and graph of (y + 7)^2= - 4x-2. Help the engineer solve and graph the parabola.

[Sagot para sa’yo] give me a name of polygons 13-100​

[Sagot para sa’yo] answer this and give me the full solution 3×-2√6׳-16ײ+17×-6

[Sagot para sa’yo] Find the 8th term of the sequence, 81,27,9,3?