daphneederrick7087 daphneederrick7087
  • 02-05-2021
  • Mathematics
contestada

Triangle ABC below has a right angle C and a hight CD. If AC is 3 units long and BC is 4 units long, what is the length of AB?

Respuesta :

maggielee724
maggielee724 maggielee724
  • 02-05-2021

Answer:

AB = 5

Step-by-step explanation:

Pythagorean theorem: a² + b² = c²

=> 3² + 4² = AB²

=> AB = [tex]\sqrt{3^{2}+4^{2} }[/tex]

=> AB = 5

Answer Link

Otras preguntas

Find a ⋅ b. a = 7i - 4j, b = 4i + 3j (5 points)
_______ rock can be changed directly into _______ rock with the application of heat and pressure.
How I do this need help plzz
The cool-down should last from _______ minutes and be done at a low intensity. a.1–2 b.5–10 c.3–5 d.2–3
Explain what 3/5 of 15 means
Find the missing value to the nearest hundredth. sin ___ = 7/12 (1 point) 35.69° 30.26° 80.16° 54.31°
The school store is selling student planners. It costs $2 each week to advertise the planners. The store buys each planner for $2.00 and sells them for $4.50 ea
A store is selling 5 cans of tomato sauce for $4.50. What is the unit price?
An item cost $440 before tax, and the sales tax is $8.80. Find the sales tax rate. Write your answer as a percentage
Puedes comprar una pulsera en la joyeria. what place is the statement referring to ?