kellychuchuca kellychuchuca
  • 26-03-2021
  • Mathematics
contestada

Given ADE with AD= 5 centimeters, BD= 3 centimeters and DE= 10 centimeters


What is the length of BC?

A. 6 2/3 cm
B. 5 cm
C. 4 cm
D. 6 cm

Given ADE with AD 5 centimeters BD 3 centimeters and DE 10 centimeters What is the length of BC A 6 23 cm B 5 cm C 4 cm D 6 cm class=

Respuesta :

rachaelhairston rachaelhairston
  • 26-03-2021

Answer:

BC is 4

Step-by-step explanation:

Use a proportion to solve

AB is 2 (AD is 5 and BD is 3- so 5-3)

[tex]\frac{2}{x} = \frac{5}{10}[/tex]

[tex]5x=20\\x=4[/tex]

Answer Link

Otras preguntas

The first side of a triangle measures 6 inches less than the second side, the third side is 5 inches more than the first, and the perimeter of the triangle is 2
Deborah bought a yard of ribbon for $14.76. How much did Deborah pay per inch? (1 yard = 3 feet.) $0.41 $0.49 $1.23 $4.92
What is the maximum number of years that a State Senator or a State representative can serve? A. 10 B. 8 C. 4 D. 2
What do Macabacus’ Error Wrap shortcuts do?
Your engineering team has created a 46.9 kg spider robot that moves along a strand of web for Halloween. The spider begins at rest and moves straight down the s
Why might Attacks become a symbol for abolitionists?​
Underline the word that means "not correct." Keeping things clean was not an immediate result of Pasteur's discovery. It took time. Still, Pasteur's discovery o
Select the correct text in the passage. Which sentence in this excerpt from William Dean Howells's "Editha* use an ironic tone? The lady who was passing the sum
henry often goes fishing at the weekend
I'm confused about this problem can someone explain?