trinitidale trinitidale

23-10-2020
Mathematics

contestada

B is the midpoint of ACand E is the midpoint of BD. If A(-9, -4), C(-1, 6), and E(-4, -3), find the coordinates of D.

Respuesta :

mieraanh mieraanh

23-10-2020

B = (-9 + (-1) /2) (-4 + 6 /2)
B = (-9-1/2) (2/2)
B = (-10/2) (1)
B = (-5) (1)
B = (-5,1)

E = (x1 + x2 / 2) (y1 + y2 / 2)
E = (-5 + x2/2) (1 + y2 / 2)
(-4, -3) = (-5 -3/2) (1 -7/2)
(-4, -3) = (-8/2) (-6/2)
(-4, -3) = (-4) (-3)
(-4, -3) = (-4, -3)

D (-3, -7)

Answer Link

Otras preguntas

Explain the causes and consequences of sickle-cell anemia.

Make c the subject: x=-b+(b²-4ac) divided by 2a The brackets mean square root

What fraction of 1 quart is 3 cups

Why does Achilles enter the Greeks' battle with the Trojans? A. He wants to betray Odysseus. B. He wants to avenge Patroclus. C. He wants to help Hector. D. He

what was one cold-war goal of the Marshall plan

Explain, in terms of electrons, why the radius of a potassium atom is larger than the radius of the potassium ion in the ground state.

31 - 4 + 6 O -17 + 22 - 5 Write <, >, or =

Which leader of the Mughal Empire was very curious, but illiterate, and displayed religious tolerance to the extent that he took one wife from every of the four

Was Trägst du zur Schule? (what do you wear to school?) Give answer in german and what it means too please.

three gallons of paint are used to paint 16 wooden signs. how much paint did each signs use.