Algebra
Solve for x:
3x + 4 = 19
X = 5
What is the sum of interior angles of a triangle?
180°
Find the value of tan 45
1
Simplify:
2(x + 3) - 4(x - 2)
-2x + 10
Find the area of a triangle with a base of 10m and height of 8m. Give answer in cm².
400,000 cm²
Solve for x in the equation 2 sin x = 1, for 0 <= x <= 360
x = 30 degrees, 150 degrees
Solve for x:
2x+3/5 = 7
X = 16
In a right-angled triangle, if one leg is 3 cm and the hypotenuse is 5 cm, find the other leg.
4cm
Find the length of the hypotenuse of a right triangle with legs of length 5 cm and 12 cm.
13 cm
Factorize:
x^2 + 5x + 6
(x+2) (x+3)
A regular pentagon has an interior angle of 108°. Find the sum of the interior angles of the pentagon.
540°
Given tan theta = 2 , find sin theta in terms of cos theta .
Sin theta = 2/ underroot 1+4
Solve the simultaneous equations:
2x + y = 10 and x - y = 3
x = 5, y = 0
In a circle, the length of an arc is 10 cm, and the radius is 7 cm. Find the angle subtended by the arc at the center in radians.
10/7 radians
Solve the equation sin 2x = 1/2 for 0<= x <= 360
X = 15,75,195,255