Circumference
Ms.Gonzalez is making a fence around her anti-bacterial gel pool. The diameter of the pool is 7 feet. Each foot of fence is 1 dollar. How much will it cost her to build the fence?
$12.56
Silas wants to build a Sun Chip hot tub. The radius of the pool is 5 feet. What is the area of the swimming pool?
78.5 ft2
How do you find the area of composite figures?
Add or subtract each 'sub'shape together.
In the area of a circle, what is r?
The radius, or the length of the line from the center to one of the outer sides.
In an attempt to prove that paper is 2D, Ms.Yuksel is making a border around a circle. That circle has a diameter of 13 feet; what is the area of the circle
40.82 ft2
Memphis wants to make a circular room for his cats. The radius of the room is 8 inches. What is the area of the room?
200.96 in2
What is the formula for the area of a trapezoid?
(a1 + a2) / 2 * h
In the area of a trapezoid, what is a1 and a2?
The bases of the trapezoid.
While doing IXL (This question was pulled from IXL), Memphis encountered this question. Answer it for him because he said so.
The circumference of a circle is 25.12 inches. What is the circle's diameter?
Use 3.14 for 𝜋.
8 in
Mr.Alsbury wants to make a very big circle for his CLASSROOM. He wants to make sure he did THE RIGHT THING and it will fit in the classroom. The classroom has a 28 ft spot and the radius of the circle is 3. Will the circle fit?
No, the circle will not fit.
What is the formula for the area of a parallelogram?
l*w
What is the number value for 𝛑?
3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229489549303819644288109756659334461284756482337867831652712019091456485669234603486104543266482133936072602491412737245870066063155881748815209209628292540917153643678925903600113305305488204665213841469519415116094330572703657595919530921861173819326117931051185480744623799627495673518857527248912279381830119491298336733624406566430860213949463952247371907021798609437027705392171762931767523846748184676694051320005681271452635608277857713427577896091736371787214684409012249534301465495853710507922796892589235420199561121290219608640344181598136297747713099605187072113499999983729780499510597317328160963185950244594553469083026425223082533446850352619311881710100031378387528865875332083814206171776691473035982534904287554687311595628638823537875937519577818577805321712268066130019278766111959092164201989380952572010654858632788659361533818279682303019520353018529689957736225994138912497217752834791315155748572424541506959508295331168617278558890750983817546374649393192550604009277016711390098488240128583616035637076601047101819429555961989467678374494482553797747268471040475346462080466842590694912933136770289891521047521620569660240580381501935112533824300355876402474964732639141992726042699227967823547816360093417216412199245863150302861829745557067498385054945885869269956909272107975093029553211653449872027559602364806654991198818347977535663698074265425278625518184175746728909777727938000816470600161452491921732172147723501414419735685481613611573525521334757418494684385233239073941433345477624168625189835694855620992192221842725502542568876717904946016534668049886272327917860857843838279679766814541009538837863609506800642251252051173929848960841284886269456042419652850222106611863067442786220391949450471237137869609563643719172874677646575739624138908658326459958133904780275900994657640789512694683983525957098258226205224894077267194782684826014769909026401363944374553050682034962524517493996514314298091906592509372216964615157098583874105978859597729754989301617539284681382686838689427741559918559252459539594310499725246808459872736446958486538367362226260991246080512438843904512441365497627807977156914359977001296160894416948685558484063534220722258284886481584560285060168427394522674676788952521385225499546667278239864565961163548862305774564980355936345681743241125150760694794510965960940252288797108931456691368672287489405601015033086179286809208747609178249385890097149096759852613655497818931297848216829989487226588048575640142704775551323796414515237462343645428584447952658678210511413547357395231134271661021359695362314429524849371871101457654035902799344037420073105785390621983874478084784896833214457138687519435064302184531910484810053706146806749192781911979399520614196634287544406437451237181921799983910159195618146751426912397489409071864942319615679452080951465502252316038819301420937621378559566389377870830390
Samuel was hurry hurrying around a circle. The circle had a radius of 1.6 miles. What is the circumference of the circle?
8.0384 mi2
CRLP is bored and trying to find the area of a circle. It has a 5 foot radius. Then they added an extra foot to the side. What is the area of the shape?
79.5 ft2
What is the formula for area of a circle?
𝛑r2
What is perimeter?
The length around the shape.
The Russian people were making a huge sacrificial hat. The radius of the hat is 3.14 miles. What is circumference of the hat?
19.7192 mi2
One day Ms.Goldston didn't have lesson plans so the class took a world trip to find the radius of Earth. After years of work, they learned that the radius of the earth is 4000 miles. What is the area of the Earth?
50240000 mi2
What is the formula for area of a triangle?
1/2*b*h
In the area of a trapezoid, what is h?
h is the distance between a1 and a2.