A vertical plate is submerged in water (the surface of the water coincides with the x-axis). Find the force exerted by the water on the plate. (The weight density of water is 62.4 lb/ft3.)


416 lb

Mathematics

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Solve triangle ABC. If necessary, round the answer to the nearest tenth. 

A. C = 45°, a = 6.7 ft, c = 8.2 ft B. C = 50°, a = 8.2 ft, c = 6.7 ft C. C = 50°, a = 6.7 ft, c = 8.2 ft D. C = 55°, a = 8.2 ft, c = 6.7 ft

Mathematics

Solve the problem.A person has $325 in her online movie account. Find the maximum number of movie downloads costing $4 each that this person can purchase. How much is left in the account?

A. 81; $3 B. 81; $1 C. 81; $0 D. 82; $0

Mathematics

A baseball diamond is a square 90' on a side. If a ball is hit to the shortstop who is halfway between second base and third base, how far must he throw the ball to put the runner out at first base?

Mathematics

A gusset is the shape of a right triangular prism. If the right triangular base has dimensions 3 in. 4 in. 5 in., and the height is 7 in., what is the total surface area of the prism? Follow the rules for working with measurements. 

A. 90 in. 2 B. 98 in. 2 C. 97 in. 2 D. 96 in. 2 E. 190 in. 2

Mathematics