How many different triangles can you make if you are given 20in 17in 60 for two sides and the angle between those sides

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Charlie tosses five coins.what is the probability that all five coins will land tails up.