9. The formula of a cone is given by the formula V ==ar'h. 3. (a) (i) Calculate the volume of the cone when TT= 3.142, r= 3cm and h 2.5cm. (ii) Calculate h when V= 183cm", r= 5cm and n=3.142 (give your answer to the nearest whole number) (b) Rearrange the formula to make r the subject %3D

Q: 3. The diagram on the right shows an open box with a square base of side x cm and a height of h cm.…

A: This is problem of optimization and application of differential calculus.

Q: A famous nonverbal communication scholar believes that anxiety is an important variable in nonverbal…

A: Given that, A famous nonverbal communication scholar believes that anxiety is an important variable…

Q: IN 2009 WAS 8.43 % RATE - THE VACANCY AND 5.9% 2019. EXPRE SS THIS AS A POINTS AND CHANGE BOTH…

A: As per the guidelines when multiple question are posted in single pic  then we are supposed to solve…

Q: In certain school in Olongapo City, a research study was conducted to determine whether the…

A: Given that, In certain school in Olongapo City, a research study was conducted to determine whether…

Q: %3D 7. If mBC = (9x – 53)' and mCD = (2r + 45)", find mBAD. E

A:

Q: The formula for finding the volume of a cone is approximately 11.5 cm, what is the approximate…

A:

Q: The velocity of an object moving along a line is given in the graph below for 0 <t< 8. Att = 0, the…

A:

Q: A motorboat traveling at full speed against a current goes 14 kph. Traveling at half speed with the…

A: In first question we will form the equation then solve this equation using the elimination method…

Q: How many minutes does it take to fill a 34-gallon bathtub if the faucet opening has an area of 1.2…

A: To find- How many minutes does it take to fill a 34-gallon bathtub if the faucet opening has an area…

Q: 8. 21 in 15 in 8 in

A: As per the company guidelines we can solve first question. I hope that the given solution will help…

Q: The employment status of working students in Olongapo City is below. Is there any auference in the…

A: Given that the employment status of working students in Olongapo City.

Q: Compare the mean age of incoming students to the known mean age for all previous incoming students.…

A: It is given that  Sample size n = 40  Sample mean = 19.5 Sample SD s = 1 Level of significance =…

Q: Defermine volume generated aboud x-ax's where x?= 4y y = | . using washer ニ %3D methe d. - me

A:

Q: Mr. Piolo and Gerard administered their researcher made test to measure the mathematical ability of…

A: Followings are the explanation of the Question Use the Excel and calculate the sample mean and…

Q: 9. The base of a triangle is 9 cm greater than the height. The area is 56 square cm. Find the height…

A:

Q: In Pitot-Tube Experiment, the water level in two tubes h1=11 cm and h2=22 cm. Calculate the velocity…

A:

Q: Find the by the two curves enclosed area the two wrves y=x² and y=x²-x²- 6x corvect to 2 dec.places…

A:

Q: what is the area of this triangle ( show steps)

A:

Q: 사 (R,G) be Hh ft "y op.on R 사OA = Co1]. Find R.

A: Given that R,τL is the left ray topology on R that is, τ=ϕ∪R∪−∞,a;a∈R and A=0,1 (i) To find A−

Q: An office building which consists of 10 floors with an area of 300m for each floor and a restaurant…

A: Given data: Number of floors=11 ( including roof)=N Area of 10 floors =300 m2 Area of roof=200 m2…

Q: 2 19-x

A: Note: Since you have asked multiple question, we will solve the first question for you.  If you want…

Q: 19. 5.560 x 10 milliliters (mL) to gallons (gal.) %3D

A: Since this is a multiple question, according to the Bartleby answering rule, only first question is…