3 years ago

Please help!!!!!!!!!!

1 answer:

4 0

Find the length of AB
AB²=20²+15²
AB²=400+225
AB²=625
AB=25

then find AD and BD
20²=AD·25
400=AD·25
AD=16
15²=BD·25
225=BD·25
BD=9
now use the geometric mean theorem (name?) to find CD
CD=√(9·16)
CD=√144
CD=12 cm

You might be interested in

Wayne measured the width of a marker tip as 0.012 cm. What is the margin of error?

Umnica [9.8K]

I think it's probably D. 0.0115 to 0.0125

3 0

2 years ago

Read 2 more answers

The cost to rent an instrument is $65 for the first month. It costs $30 for each additional month,x, that the instrument is rent

kompoz [17]

Hjdnsnsnendndjdjsjdjdenennernenr

4 0

2 years ago

Read 2 more answers

In an exponential notation what is the base number

Varvara68 [4.7K]

Base: The term, b, that is being multiplied n times. For example 3 to the third power. The 3 is the base. Another x to the fifth power. X is the base

8 0

3 years ago

Please answer thisss <3

lawyer [7]

Answer:

i think . it is c

Step-by-step explanation:

5 0

3 years ago

Drag the simplified value into the box to match each expression.

Mama L [17]

Answer:

4^0 + 2 x 3 - 2 = 5

2^2 + 10 - 3 x 2 = 8

9 + 3^2 - 1 x 4 = 14

please give brainliest

5 0

2 years ago