Solving Equations
Solving Formulas
Finding the Area of a Circle
Finding the hypotenuse
Challenge
(Formulas shown)
100
Solve for n: 5n + 34=-54
4
100
What is the area of a triangle that has a height of 7 and a base of 14
49
100
Find the area of a circle with a diameter of 6in.
28.3in 2
100
If a triangle has legs of 13 and 12 what would the hypotenuse be?
5
100
What is the area of a tetracontagon (polygon with 50 sides) that has a side of 84. (n-2)180/n (n=side length)
175.71
200
Solve for x: −(7 − 4x) = 9
4
200
What is the area of a parallelogram with a base of 12 and a height of 5.
60
200
What is the area of a circle that has a diameter of 12 in?
113.1m 2 or 113.0m 2
200
What is the hypotenuse if a triangle has legs of 13 and 20.
15.19
200
If a=20, b=17, c=14, and d=15.2 solve: (ab)+(bc)+(cd)+(ac)+(ad)+(db)=?
1633.2
300
Solve for x: −(1 + 7x) − 6(−7 − x) = 36
5
300
Find the area of a trapezoid if a=5(4/2)+9 and b=13*2-5 Formula: (a1+b2)/2
20
300
What is the area of a circle that has a diameter of 14 in.
153.9in 2
300
What is the hypotenuse if a triangle has legs of 10 and 14.
9.79 or 9.7
300
If a=13, and b=29. Solve for c: a^2+b^2=c^2
505
400
Solve for x: 2(4x − 3) − 8=10
3
400
What is the area of a heptagon that has a apothem (A) (radius) of 14 and a perimeter (P) of 68? Bonus Points of 1000 if correct (deduct 500 if wrong) area=AP/2
476
400
What is the area of a circle that has a diameter of 18 in.
254.4in 2
400
What is the hypotenuse if a triangle has legs of 20 and 24.
13.2
400
Find x and y in: 3x + yi = 5x + 1 + 2i
X=-(1/2) Y=2
500
Solve for x: −5(1 − 5x) + 5(−8x − 2)=60
-5
500
What is the area of a NONAGON with a apothem (R) (radius) of 17 and a perimeter (P) of 32? (Bonus points of 2000 if correct) Lose 500 points if wrong. area=RP/2
272 I'm impressed. :-) You get a DIAMOND! (SADLY not)
500
What is the area of a circle that has a circumference of 42 in.
131.9 in2
500
What is the hypotenuse if a triangle has legs of 45 and 50.
21.7 or 21.79
500
Solve: (4!+8)/4 + (2+3*4)^2 - 3^4 + (9+10)(15-21) + 7(17-15)=
23