Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 732124: A chemical company needs to paint twenty chemical tanks including the top and the bottom of the tanks. Each tank has a height of 10 ft and a diameter of 5 ft. Paint can be purchased in 1-gallon cans or in 5-gallon cans that cost the same as 4 1-gallon cans. Each gallon of paint will cover 350 square feet. How many of each should be purchased to keep the cost of painting the tanks as low as possible?
Click here to see answer by josgarithmetic(39617)  |
Question 732119: a street sign at the end of Dion's street is 8feet high. At a certain time, it casts a shadow of 6 feet long. Dions tied a rope to the top of the sign and fastened it in the ground at the end of the shadow, making a triangle with the sign, the rope, and the shadow. what is the length of the rope
Click here to see answer by lynnlo(4176) |
Question 732251: A ball is tossed upward with an initial velocity of 122 ft/s from a platform that is 700 ft above the surface of the earth. After t seconds, the height of the ball above the ground is given by the equation h = -16t^2 + 122t + 700. What is the maximum height of the ball? Round to the nearest tenth of a foot.
Click here to see answer by lynnlo(4176) |
Question 732402: A sewing teacher is buying rick-rack so her 7th grade students can trim aprons that they have made. She has 33 students and each apron requires 42 inches of trim. How many meters of rick-reck will she buy so that each student can trim one apron? Round to the nearest hundredth of a meter.
Click here to see answer by stanbon(75887) |
Question 732495: The steps in the simplification of the expression 9 + 3x + 2y − 2x – y − 8 are shown below.
Step 1: 9 – 8 + 3x − 2x + 2y − y
Step 2: (9 − 8) + (3x − 2x) + (2y − y)
Step 3: 1 + x (3 − 2) + y (2 − 1)
Step 4: 1 + x (1) + y (1)
Step 5: 1 + x + y
Which statement is correct?
Step 2 uses associative property of addition, and step 5 uses commutative property of multiplication.
Step 2 uses associative property of multiplication, and step 3 uses commutative property of addition.
Step 1 uses distributive property of addition, and step 3 uses distributive property of multiplication.
Step 1 uses commutative property of addition, and step 2 uses simplification.
Click here to see answer by MathLover1(20849)  |
Question 732512: A sewing teacher is buying rick-rack so her 7th grade students can trim aprons that they have made she has25 students and each apron requires 41 inches of trim how many meters of rick-rack will she have to buy so that each student can trim one apron? Round to the nearest hundredth of a meter
Click here to see answer by solver91311(24713)  |
Question 732957: An architect wants to draw a rectangle with a diagonal of 13 inches. The length of the rectangle is to be 2 inches more than twice the width. What dimensions should she make the rectangle?
This should be easy but I haven't been able to get to the correct answer. Please help.
Click here to see answer by solver91311(24713) |
Question 733907: Sofia is making a Valentine's Day card for her mother on a 11-inch-by-9-inch sheet of construction paper. Along the perimeter of the card, she will glue a length of red ribbon. She will also glue quarter circles of the ribbon in each corner of the card. The radius of each quarter circle is 3-inches. How much red ribbon will Sofia need for the card?
So far, I have drawn a square and by the length I put 11 and the width I put 9 and then applied it to the formula P=2(11+9).
Click here to see answer by jim_thompson5910(35256) |
Question 734594: Lucy has to buy a new wheel for her bike. The bike wheel has a diameter of 20 inches.if lucy rolls the wheel one complete rotation along the ground, how far will the wheel travel? Round yourbanswer to the nearest hundrenth of an inch.
Click here to see answer by josmiceli(19441)  |
Question 734594: Lucy has to buy a new wheel for her bike. The bike wheel has a diameter of 20 inches.if lucy rolls the wheel one complete rotation along the ground, how far will the wheel travel? Round yourbanswer to the nearest hundrenth of an inch.
Click here to see answer by lexaaa(1) |
Question 734803: Find the perimeter of a pool ball rack if each ball's radius is "r". Each ball is tangent to each other and exterior balls are tangent to the rack.
I don't understand how to solve it. There would be 10 radii across but how do you find the arcs?
Click here to see answer by rothauserc(4718)  |
Question 735247: Imagine that one wire is wrapped around a basketball's "equator" and another wire is wrapped around Earth's equator. If one foot is added to the basketball's wire, it could form a circle whose diameter is about 3.8 inches greater than the diameter of the basketball. If one foot is added to the Earth's wire, how much greater will it's diameter be?
Click here to see answer by josmiceli(19441) |
Question 735742: Your lawn is 120 feet wide and 360 feet long. How many bags of fertilizer must you purchase to spread on your lawn if each bag will cover 400 square yards? answer in exact form with radicals or pi. the answer is 12 bags. explain how you get the answer.
Click here to see answer by josgarithmetic(39617) |
Question 736078: The base of the triangle is 6 more inches than a certain unknown quanity. the height of that triangle is one more inch than that same quanity. the area of the triangle is 18in^2 . Determine the base and height of triangle .
Click here to see answer by solver91311(24713) |
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