Given: m∠BOA = 60°; m∠BOC = 90° If ∠BOA and ∠BOD are supplementary angles, then what is the measure of ∠COD?
A.
90°
B.
120°
C.
60°
D.
30°

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?