Jason and Jessica spin a penny 80 times and record the results in this table. Heads up 12 tails up 68 .the relative frequency of heads up is .the relative frequency of landing tails up is .the two outcomes be considered equally likely.

frequency for heads up: 0.15

frequency for tails up: 0.85

cannot

Step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

can you make your screen more see able?

then i might be able to .