3 years ago

Help please!!!! Need this ASAP

2 answers:

7 0

(PT)^2 = PA . PB
PA = 15 + x
x = Diameter

-> 31^2 = (15 + x) . 15
-> 961 = 225 + 15 x
-> 15x = 961 - 225
-> 15x = 736
-> x = 736/15
-> x = approximadately 49

Answer: 1st Option (49.1)

Darina [25.2K]3 years ago

3 0

The diameter is about 49.1
You can find this using the equation: 31^2 = 15 x (15+diameter)

Hope this helped!!

You might be interested in

What is the greatest common factor (GCF) of 36 and 42

Goryan [66]

Answer:

36: 1,2,3,4,6,9,12,18,36

42: 1,2,3,6,7,14,21,42

gcf is 6

8 0

3 years ago

Read 2 more answers

Sam receives $7.50 per square yard to install hardwood flooring. how much does he receive for installing 180 square yards of flo

Reptile [31]

180*$7.50= 1350, that is correct answer I think

4 0

3 years ago

What is 0.000345 expressed in scientific notation? 3.45 × 102 3.45 × 104 3.45 × 10–2 3.45 × 10–4 its science btw

8_murik_8 [283]

Answer:

3.45 × 10^–4

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

I only need the weight of the diamonds in each lot. No need for explanation (unless if you want to give one of course)

natka813 [3]

Answer:

.25

Step-by-step explanation:

3/4 divided by 3

7 0

4 years ago

If the rvalue, or correlation coefficient, of a data set is negative, the

lutik1710 [3]

Answer:

Step-by-step explanation:

The correlation coefficient being negative means that the tendency of the dots in the plane is a negative slope; the coefficientof determination tells you how close the dots are to being on the linear regression equation. This vaue falls between 0 and +1. This value will never be negative; the answer is false.

3 0

3 years ago