HELP PLEAS!! if two angles form a pair of vertical angles, then they are congruent

given ∠1 and ∠3 are vertical angles.

Prove ∠1≅∠3

You are given that ∠1 and ∠3 are verrtical angles.

Answers for the blanks:

A. supplementary angles

B. substitution

C. addition

D. subtraction

E. symmetric

F. m∠1≅m∠1

G. ∠1 = ∠3

Jorge planted flowers in his garden he planted one row of 12 tulips and one row of 36 daisies george's friend kylie has a garden with 75 flowers in it kylie's garden only contains tulips and daisies. is it possible for kylie‘s garden she have the same ratio of tulips to daisies as george's garden?

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.