4 years ago

This and 2 more I need help with

Mathematics

1 answer:

MrRissso [65]4 years ago

5 0

Answer:

∠1 = ∠4 = ∠9 = ∠12 = 95°
∠2 = ∠3 = 85°

Step-by-step explanation:

Corresponding angles 1 and 9 are congruent. The angles 4 and 12 that are vertical angles to those are also congruent to those.

Linear angles 1 and 2 are supplementary. Vertical angles 2 and 3 are congruent, so both measure 180° - ∠1 = 180° -95° = 85°.

You might be interested in

Rational numbers that are not integers and whole numbers that aren't integers.

Nataly [62]

Whole number can be a integer. rational number can not be a integer that is repeating.

8 0

3 years ago

Here is a easy one :) <br> what is 100 divided -10?

hammer [34]

-10 is the answer... lol

8 0

4 years ago

Read 2 more answers

According to the empirical rule, if the data form a "bell-shaped curve" (normal distribution), approximately what percent of the

Ann [662]

Answer: B. 95.0

Step-by-step explanation:

In statistics , the famous empirical rule says that " if the data is normally distributed then 68% of the observations will be contained within $\pm1$ standard deviations from the arithmetic mean, 95% of the observations will be contained within $\pm2$ standard deviations from the arithmetic mean and 99.7% of the observations will be contained within $\pm3$ standard deviations from the arithmetic mean".