Wanda Kane
2021-12-18
Answered

The minute hand of a certain clock is 4 in long, Starting from the moment when the hand is pointing straight up, how fast is the area of the sector that is swept out by the hand increasing at any instant during the next revolution of the hand?

You can still ask an expert for help

asked 2021-08-12

Three pipes, each of radius length 4 in., are stacked as shown. What is the exact height of the stack?

asked 2021-08-14

Five circles are placed in a rectangle as shown. If the length of the shorter side of the rectangle is 1, find the length of the other side.

asked 2021-09-14

If the atomic radius of lead is 0.175 nm, calculate the volume of its unit cell in cubic meters

asked 2021-08-14

Two circles, whose radii are 12 inches and 16 inches respectively, intersect. The angle between the tangents at either of the points of intersection is $20}^{\circ},\text{}{30}^{\prime$ . Find the distance between the centers of the circle.

asked 2022-03-02

Solve for x, y, and radius of the arc in meters using properties of triangles, circles, and arcs.

asked 2021-08-14

Two circles intersesct and have a common chord 12 cm long.

asked 2022-02-28

Two circles have equations of

${x}^{2}+{y}_{2}-4x-4y+4=0$

${x}^{2}+{y}^{2}-4x+8y+4=0$

Find the distance between the centers of the two circles.

Find the distance between the centers of the two circles.